Kraut-und-Kabis-Ableitungen
About points...
We associate a certain number of points with each exercise.
When you click an exercise into a collection, this number will be taken as points for the exercise, kind of "by default".
But once the exercise is on the collection, you can edit the number of points for the exercise in the collection independently, without any effect on "points by default" as represented by the number here.
That being said... How many "default points" should you associate with an exercise upon creation?
As with difficulty, there is no straight forward and generally accepted way.
But as a guideline, we tend to give as many points by default as there are mathematical steps to do in the exercise.
Again, very vague... But the number should kind of represent the "work" required.
When you click an exercise into a collection, this number will be taken as points for the exercise, kind of "by default".
But once the exercise is on the collection, you can edit the number of points for the exercise in the collection independently, without any effect on "points by default" as represented by the number here.
That being said... How many "default points" should you associate with an exercise upon creation?
As with difficulty, there is no straight forward and generally accepted way.
But as a guideline, we tend to give as many points by default as there are mathematical steps to do in the exercise.
Again, very vague... But the number should kind of represent the "work" required.
About difficulty...
We associate a certain difficulty with each exercise.
When you click an exercise into a collection, this number will be taken as difficulty for the exercise, kind of "by default".
But once the exercise is on the collection, you can edit its difficulty in the collection independently, without any effect on the "difficulty by default" here.
Why we use chess pieces? Well... we like chess, we like playing around with \(\LaTeX\)-fonts, we wanted symbols that need less space than six stars in a table-column... But in your layouts, you are of course free to indicate the difficulty of the exercise the way you want.
That being said... How "difficult" is an exercise? It depends on many factors, like what was being taught etc.
In physics exercises, we try to follow this pattern:
Level 1 - One formula (one you would find in a reference book) is enough to solve the exercise. Example exercise
Level 2 - Two formulas are needed, it's possible to compute an "in-between" solution, i.e. no algebraic equation needed. Example exercise
Level 3 - "Chain-computations" like on level 2, but 3+ calculations. Still, no equations, i.e. you are not forced to solve it in an algebraic manner. Example exercise
Level 4 - Exercise needs to be solved by algebraic equations, not possible to calculate numerical "in-between" results. Example exercise
Level 5 -
Level 6 -
When you click an exercise into a collection, this number will be taken as difficulty for the exercise, kind of "by default".
But once the exercise is on the collection, you can edit its difficulty in the collection independently, without any effect on the "difficulty by default" here.
Why we use chess pieces? Well... we like chess, we like playing around with \(\LaTeX\)-fonts, we wanted symbols that need less space than six stars in a table-column... But in your layouts, you are of course free to indicate the difficulty of the exercise the way you want.
That being said... How "difficult" is an exercise? It depends on many factors, like what was being taught etc.
In physics exercises, we try to follow this pattern:
Level 1 - One formula (one you would find in a reference book) is enough to solve the exercise. Example exercise
Level 2 - Two formulas are needed, it's possible to compute an "in-between" solution, i.e. no algebraic equation needed. Example exercise
Level 3 - "Chain-computations" like on level 2, but 3+ calculations. Still, no equations, i.e. you are not forced to solve it in an algebraic manner. Example exercise
Level 4 - Exercise needs to be solved by algebraic equations, not possible to calculate numerical "in-between" results. Example exercise
Level 5 -
Level 6 -
Question
Solution
Short
Video
\(\LaTeX\)
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Exercise:
multicols enumerate item %% ds fx eul^sin x item %% ds px lnbigsin x^big item %% ds at ln fract item %% ds gx fracarcsin x item %% ds Et eul^eul^t item %% ds Fvarphi rvarphi sin varphi cos varphi item %% ds gy log_ tan y item %% ds fx log_pi a-x^ item %% ds gz z^ tanz+ item %% ds fz eul^. item %% ds fz z^. item %% ds fx .^x item %% ds hu x^u-x item %% ds hs s sqrtss item %% ds Ia fraca ln left| fraclambda - alambda + aright| item %% ds kr fracln sqrt+r^sqrt+r^ item %% ds Hs arctan^- s^ item %% ds Phia fraca ln x^a item %% ds Cb ln left|tan leftfracb + fracpirightright| item %% ds Kx fracx sqrta^ - x^ + fraca^ arcsin fracx|a| item %% ds fx fracsqrtxx^ sqrtx item %% ds gx sqrtxsqrtxsqrtxsqrtx item %% ds Flambda ln fracsin lambdaeul^lambda item %% ds Fx _k^n c_k x^k item %% ds Hlambda fracsinlambdaln lambda sqrt+eul^lambda item %% ds dalpha fracln cos alphapi-alpha^n item %% ds Rv sin v^arctan sqrtxv item %% ds alpha s ln biglnsin sbig item %% ds fx cot x^cos x item %% ds Phit sqrtsinbigvarphitbig item %% ds zetaa frac-b + sqrtb^-aca item %% ds gammav fracsqrt-leftfracvcright^ item %% ds Ii i^i^i item %% ds Glambda sqrtlog_tan lambda enumerate multicols bigskip Leite die folgen Funktionen n mal ab n gerade: medskip multicols enumerate setcounterenumi item %% ds sinhz fraceul^z - eul^-z item %% ds fx eul^varepsilon x + eul^x item %% ds gxi ln xi item %% ds omegat sin pi t enumerate multicols
Solution:
enumerate itemtextbf fxeul^sin x f'x frameboxcos x eul^sin x rulelinewidth.pt itemtextbf pxlnsin x^ p'x dfracsin x^ cos x^ xxdfraccos x^sin x^ frameboxdfracxtan x^ xcot x^ rulelinewidth.pt itemtextbf atln!leftdfractrightoverset*-ln t a'tdfracfract dfrac-t^dfrac-tt^ framebox-dfract quad einfacher: zuerst Umformung * rulelinewidth.pt itemtextbf gxdfracarcsin xarcsin^- g'x-arcsin x^- dfracsqrt-x^ framebox-dfracsqrt-x^arcsin ^ x rulelinewidth.pt itemtextbf Eteul^eul^t E't frameboxeul^eul^teul^t frameboxeul^e^t+t rulelinewidth.pt itemtextbf Fphirphisinphicosphihfill* sinphicosphisin phi ed F'phir'phisinphicosphi+rphicosphicosphi+rphisinphi-sinphi textframeboxr'phisinphicosphi+rphicos^phi-sin^phi overset*r'phidfracsinphi+rphicosphi ed rulelinewidth.pt itemtextbf gylog_ tan y dfracln lntan y g'ydfracln dfractan ydfraccos^ y dfracln dfraccos ysin ydfraccos^ y frameboxdfracln sin y cos y dfracln sin y rulelinewidth.pt itemtextbf fx log_pi a-x^dfraclnbiga-x^biglnpidfraclnpi lna-x f'x dfraclnpidfraca-x - framebox dfracx-alnpi rulelinewidth.pt itemtextbf gzz^tanz!+! ed g'zztanz!+!+z^+tan^z!+! textframeboxz^+ztanz!+!+z^tan^z!+! ed rulelinewidth.pt itemtextbf fze^. ed f'ztextframebox ed rulelinewidth.pt itemtextbf fzz^. ed f'ztextframebox.z^. ed rulelinewidth.pt itemtextbf fx.^xbigeul ^ln .big^xeul^xln . f'xeul^xln . ln . frameboxln . .^x rulelinewidth.pt itemtextbf hux^u-xeul^ln xu-x h'ueul^ln xu-xln x frameboxln x x^u-x rulelinewidth.pt itemtextbf hsssqrtsss^+fracss^fracs+se^ln s fracs+s ed h'se^ln s fracs+s leftdfracs dfracs+s - dfracs^ ln s right s^fracs+s leftdfracs+s^-dfracln ss^right ssqrtss dfracs+-ln ss^textframebox sqrtss left+dfrac-ln ssright ed rulelinewidth.pt itemtextbf ds Ia fraca ln left| fraclambda - alambda + aright| I'a-dfraca^ln left| dfraclambda!-!alambda!+!aright|+ dfracadfraclambda!+!alambda!-!a dfrac-lambda!+!a-lambda!-!alambda!+!a^ framebox-dfracaleftdfracaln left|dfraclambda!-!a lambda!+!aright| + dfraclambdalambda!+!a^right rulelinewidth.pt itemtextbf krdfracln sqrt+r^sqrt+r^ ed k'rdfraccfracsqrt+r^ cfracsqrt+r^ rsqrt+r^-ln sqrt+r^ cfracsqrt+r^ r+r^ dfraccfracrsqrt+r^-dfraclnsqrt+r^sqrt+r^r+r^ textframeboxr dfrac-lnsqrt+r^+r^^frac ed rulelinewidth.pt itemtextbf Hsarctan^- s^ H's-arctan^-s^dfrac+s^^ s framebox-dfracs+s^bigarctan^s^big rulelinewidth.pt itemtextbf Phiadfracaln x^adfraca aln xln x Phi'a framebox rulelinewidth.pt itemtextbf Cbln left|tan leftdfracb+dfracpirightright| hfill * wegen sin phisinphicosphi ed C'bdfractan leftdfracb+dfracpiright cfraccos^leftdfracb+dfracpirightdfrac dfracdfraccos leftdfracb+dfracpirightsin leftdfracb+dfracpiright cfraccos^leftdfracb+dfracpiright dfracsinleftdfracb+dfracpirightcosleftdfracb+dfracpirightoverset* dfracsinbigb+dfracpibigtextframeboxdfraccos b ed rulelinewidth.pt itemtextbf Kxdfracxsqrta^-x^+dfraca^arcsindfracx|a| ed K'xdfracsqrta^-x^+dfracxdfrac-xsqrta^-x^+ dfraca^dfracsqrt-leftdfracx|a|right^dfraca dfracsqrta^-x^-dfracx^sqrta^-x^+dfracasqrtdfraca^-x^a^ dfracsqrta^-x^-dfracx^sqrta^-x^+dfraca^sqrta^-x^ dfracsqrta^-x^+dfraca^-x^sqrta^-x^dfracsqrta^-x^+dfracsqrta^-x^ textframeboxsqrta^-x^ ed rulelinewidth.pt itemtextbf fxdfracsqrtxx^sqrtxx^frac x^- x^-frac x^frac--x^-frac f'xtextframebox-dfrac x^ -frac-dfracsqrtx^ rulelinewidth.pt itemtextbf gxsqrtxsqrtxsqrtxsqrtx x^left frac+frac+frac+frac rightx^frac g'xdfrac x^frac- text frameboxdfrac x^-fracdfracsqrtx dfracsqrtsqrtsqrtsqrtx rulelinewidth.pt itemtextbf Flambda ln dfracsin lambdaeul^lambdalnsinlambda-lneul^lambdalnsinlambda-lambda F'lambdadfraccoslambdasinlambda- frameboxcotlambda- rulelinewidth.pt itemtextbf ds Fx _k^n c_k x^kc_+c_x+c_x^+c_x^+dots+c_nx^n ds F'x c_+c_x+c_x^+dots+nc_nx^n- frameboxds_k^n k c_k x^k- rulelinewidth.pt itemtextbf ds Hlambda fracsinlambdaln lambda sqrt+eul^lambda ds H'lambdadots frameboxdsfraccoslambdalnlambdasqrt+eul^lambda- sinlambdaleftdfraclambdasqrt+eul^lambda+lnlambdadfraceul^lambdasqrt+eul^lambdaright ln^ lambda+eul^lambda rulelinewidth.pt itemtextbf ds dalpha fracln cos alphapi-alpha^n ds d'alpha dots frameboxdsfracnln cos alpha-pi-alphatanalphapi-alpha^n+ rulelinewidth.pt itemtextbf ds Rv sin v^arctan sqrtxv ds R'v dots frameboxsin v^arctansqrtxvleftcot varctansqrtxv+dfracxlnsin vsqrtxv+xvright rulelinewidth.pt itemtextbf ds alpha s ln biglnsin sbig ds alpha's dots frameboxdfraccot xlnsin s rulelinewidth.pt itemtextbf ds fx cot x^cos xfractan x^cos xfraccos x^cos xsin x^cos x ed ds f'x frac-sin^ x^cos x-cos^ x^cos xsin^ x^cos xleftx^cos xright' -fracsin^ x^cos x big eul^ln xcos x big' -fracx^cos xsin^ x^cos x leftfraccos xx-ln x sin xright textframeboxfracx^cos xsin^ x^cos x leftln x sin x-fraccos xxright ed rulelinewidth.pt itemtextbf Phitsqrtsinphit Phi'tdfracsqrtsinphit cosphit dotphit dfracsqrtsinphitcosphit dotphit sinphit frameboxdfracsqrtsinphittanphit dotphit rulelinewidth.pt itemtextbf zetaadfrac-b+sqrtb^-aca zeta'a text framebox dfracdfrac-acsqrtb^-ac+b-sqrtb^-aca^ rulelinewidth.pt itemtextbf gammavdfracsqrt-leftdfracvcright^left-leftdfracvcright^right^-frac gamma'v-dfrac left-leftdfracvcright^right^-frac dfrac-vc^ frameboxdfracvc^ left-leftdfracvcright^right^frac dfracvc^sqrt-leftdfracvcright^ rulelinewidth.pt item textbf ds Ii i^i^ii^i^ieul^i^iln ieul^eul^iln iln i ds Ii eul^eul^iln iln i left fraci eul^iln i + ln i leftln i+ i fracirightright frameboxi^i^i i^i left dfraci+ln iln i+ right rulelinewidth.pt itemtextbf ds Glambda sqrtlog_tan lambdaleftfracln lntanlambdaright^frac ed ds G'lambda fracleftfracln lntanlambdaright^ -frac fracln fractan lambda fraccos^ lambda fracbiglog_tanlambdabig^ -frac fracln fracsin lambda cos lambda textframeboxdfracrulemm.mmdfracln sin lambdacos lambdasqrtlog_^tanlambda ed rulelinewidth.pt itemtextbf ds sinhz fraceul^z - eul^-z ds sinh^nz framebox dfraceul^z - eul^-zqquad f"ur gerade n rulelinewidth.pt itemtextbf ds fx eul^varepsilon x + eul^x ds f^nx framebox varepsilon^neul^varepsilon x + eul^xqquad gilt auch f"ur ungerade n rulelinewidth.pt itemtextbf ds gxi ln xi ds g^nxi framebox -n!-!! xi^-nqquad gilt auch f"ur ungerade n rulelinewidth.pt itemtextbf ds omegat sin pi t ds omega^nt framebox -^fracn pi^nsin pi tqquad f"ur gerade n enumerate
multicols enumerate item %% ds fx eul^sin x item %% ds px lnbigsin x^big item %% ds at ln fract item %% ds gx fracarcsin x item %% ds Et eul^eul^t item %% ds Fvarphi rvarphi sin varphi cos varphi item %% ds gy log_ tan y item %% ds fx log_pi a-x^ item %% ds gz z^ tanz+ item %% ds fz eul^. item %% ds fz z^. item %% ds fx .^x item %% ds hu x^u-x item %% ds hs s sqrtss item %% ds Ia fraca ln left| fraclambda - alambda + aright| item %% ds kr fracln sqrt+r^sqrt+r^ item %% ds Hs arctan^- s^ item %% ds Phia fraca ln x^a item %% ds Cb ln left|tan leftfracb + fracpirightright| item %% ds Kx fracx sqrta^ - x^ + fraca^ arcsin fracx|a| item %% ds fx fracsqrtxx^ sqrtx item %% ds gx sqrtxsqrtxsqrtxsqrtx item %% ds Flambda ln fracsin lambdaeul^lambda item %% ds Fx _k^n c_k x^k item %% ds Hlambda fracsinlambdaln lambda sqrt+eul^lambda item %% ds dalpha fracln cos alphapi-alpha^n item %% ds Rv sin v^arctan sqrtxv item %% ds alpha s ln biglnsin sbig item %% ds fx cot x^cos x item %% ds Phit sqrtsinbigvarphitbig item %% ds zetaa frac-b + sqrtb^-aca item %% ds gammav fracsqrt-leftfracvcright^ item %% ds Ii i^i^i item %% ds Glambda sqrtlog_tan lambda enumerate multicols bigskip Leite die folgen Funktionen n mal ab n gerade: medskip multicols enumerate setcounterenumi item %% ds sinhz fraceul^z - eul^-z item %% ds fx eul^varepsilon x + eul^x item %% ds gxi ln xi item %% ds omegat sin pi t enumerate multicols
Solution:
enumerate itemtextbf fxeul^sin x f'x frameboxcos x eul^sin x rulelinewidth.pt itemtextbf pxlnsin x^ p'x dfracsin x^ cos x^ xxdfraccos x^sin x^ frameboxdfracxtan x^ xcot x^ rulelinewidth.pt itemtextbf atln!leftdfractrightoverset*-ln t a'tdfracfract dfrac-t^dfrac-tt^ framebox-dfract quad einfacher: zuerst Umformung * rulelinewidth.pt itemtextbf gxdfracarcsin xarcsin^- g'x-arcsin x^- dfracsqrt-x^ framebox-dfracsqrt-x^arcsin ^ x rulelinewidth.pt itemtextbf Eteul^eul^t E't frameboxeul^eul^teul^t frameboxeul^e^t+t rulelinewidth.pt itemtextbf Fphirphisinphicosphihfill* sinphicosphisin phi ed F'phir'phisinphicosphi+rphicosphicosphi+rphisinphi-sinphi textframeboxr'phisinphicosphi+rphicos^phi-sin^phi overset*r'phidfracsinphi+rphicosphi ed rulelinewidth.pt itemtextbf gylog_ tan y dfracln lntan y g'ydfracln dfractan ydfraccos^ y dfracln dfraccos ysin ydfraccos^ y frameboxdfracln sin y cos y dfracln sin y rulelinewidth.pt itemtextbf fx log_pi a-x^dfraclnbiga-x^biglnpidfraclnpi lna-x f'x dfraclnpidfraca-x - framebox dfracx-alnpi rulelinewidth.pt itemtextbf gzz^tanz!+! ed g'zztanz!+!+z^+tan^z!+! textframeboxz^+ztanz!+!+z^tan^z!+! ed rulelinewidth.pt itemtextbf fze^. ed f'ztextframebox ed rulelinewidth.pt itemtextbf fzz^. ed f'ztextframebox.z^. ed rulelinewidth.pt itemtextbf fx.^xbigeul ^ln .big^xeul^xln . f'xeul^xln . ln . frameboxln . .^x rulelinewidth.pt itemtextbf hux^u-xeul^ln xu-x h'ueul^ln xu-xln x frameboxln x x^u-x rulelinewidth.pt itemtextbf hsssqrtsss^+fracss^fracs+se^ln s fracs+s ed h'se^ln s fracs+s leftdfracs dfracs+s - dfracs^ ln s right s^fracs+s leftdfracs+s^-dfracln ss^right ssqrtss dfracs+-ln ss^textframebox sqrtss left+dfrac-ln ssright ed rulelinewidth.pt itemtextbf ds Ia fraca ln left| fraclambda - alambda + aright| I'a-dfraca^ln left| dfraclambda!-!alambda!+!aright|+ dfracadfraclambda!+!alambda!-!a dfrac-lambda!+!a-lambda!-!alambda!+!a^ framebox-dfracaleftdfracaln left|dfraclambda!-!a lambda!+!aright| + dfraclambdalambda!+!a^right rulelinewidth.pt itemtextbf krdfracln sqrt+r^sqrt+r^ ed k'rdfraccfracsqrt+r^ cfracsqrt+r^ rsqrt+r^-ln sqrt+r^ cfracsqrt+r^ r+r^ dfraccfracrsqrt+r^-dfraclnsqrt+r^sqrt+r^r+r^ textframeboxr dfrac-lnsqrt+r^+r^^frac ed rulelinewidth.pt itemtextbf Hsarctan^- s^ H's-arctan^-s^dfrac+s^^ s framebox-dfracs+s^bigarctan^s^big rulelinewidth.pt itemtextbf Phiadfracaln x^adfraca aln xln x Phi'a framebox rulelinewidth.pt itemtextbf Cbln left|tan leftdfracb+dfracpirightright| hfill * wegen sin phisinphicosphi ed C'bdfractan leftdfracb+dfracpiright cfraccos^leftdfracb+dfracpirightdfrac dfracdfraccos leftdfracb+dfracpirightsin leftdfracb+dfracpiright cfraccos^leftdfracb+dfracpiright dfracsinleftdfracb+dfracpirightcosleftdfracb+dfracpirightoverset* dfracsinbigb+dfracpibigtextframeboxdfraccos b ed rulelinewidth.pt itemtextbf Kxdfracxsqrta^-x^+dfraca^arcsindfracx|a| ed K'xdfracsqrta^-x^+dfracxdfrac-xsqrta^-x^+ dfraca^dfracsqrt-leftdfracx|a|right^dfraca dfracsqrta^-x^-dfracx^sqrta^-x^+dfracasqrtdfraca^-x^a^ dfracsqrta^-x^-dfracx^sqrta^-x^+dfraca^sqrta^-x^ dfracsqrta^-x^+dfraca^-x^sqrta^-x^dfracsqrta^-x^+dfracsqrta^-x^ textframeboxsqrta^-x^ ed rulelinewidth.pt itemtextbf fxdfracsqrtxx^sqrtxx^frac x^- x^-frac x^frac--x^-frac f'xtextframebox-dfrac x^ -frac-dfracsqrtx^ rulelinewidth.pt itemtextbf gxsqrtxsqrtxsqrtxsqrtx x^left frac+frac+frac+frac rightx^frac g'xdfrac x^frac- text frameboxdfrac x^-fracdfracsqrtx dfracsqrtsqrtsqrtsqrtx rulelinewidth.pt itemtextbf Flambda ln dfracsin lambdaeul^lambdalnsinlambda-lneul^lambdalnsinlambda-lambda F'lambdadfraccoslambdasinlambda- frameboxcotlambda- rulelinewidth.pt itemtextbf ds Fx _k^n c_k x^kc_+c_x+c_x^+c_x^+dots+c_nx^n ds F'x c_+c_x+c_x^+dots+nc_nx^n- frameboxds_k^n k c_k x^k- rulelinewidth.pt itemtextbf ds Hlambda fracsinlambdaln lambda sqrt+eul^lambda ds H'lambdadots frameboxdsfraccoslambdalnlambdasqrt+eul^lambda- sinlambdaleftdfraclambdasqrt+eul^lambda+lnlambdadfraceul^lambdasqrt+eul^lambdaright ln^ lambda+eul^lambda rulelinewidth.pt itemtextbf ds dalpha fracln cos alphapi-alpha^n ds d'alpha dots frameboxdsfracnln cos alpha-pi-alphatanalphapi-alpha^n+ rulelinewidth.pt itemtextbf ds Rv sin v^arctan sqrtxv ds R'v dots frameboxsin v^arctansqrtxvleftcot varctansqrtxv+dfracxlnsin vsqrtxv+xvright rulelinewidth.pt itemtextbf ds alpha s ln biglnsin sbig ds alpha's dots frameboxdfraccot xlnsin s rulelinewidth.pt itemtextbf ds fx cot x^cos xfractan x^cos xfraccos x^cos xsin x^cos x ed ds f'x frac-sin^ x^cos x-cos^ x^cos xsin^ x^cos xleftx^cos xright' -fracsin^ x^cos x big eul^ln xcos x big' -fracx^cos xsin^ x^cos x leftfraccos xx-ln x sin xright textframeboxfracx^cos xsin^ x^cos x leftln x sin x-fraccos xxright ed rulelinewidth.pt itemtextbf Phitsqrtsinphit Phi'tdfracsqrtsinphit cosphit dotphit dfracsqrtsinphitcosphit dotphit sinphit frameboxdfracsqrtsinphittanphit dotphit rulelinewidth.pt itemtextbf zetaadfrac-b+sqrtb^-aca zeta'a text framebox dfracdfrac-acsqrtb^-ac+b-sqrtb^-aca^ rulelinewidth.pt itemtextbf gammavdfracsqrt-leftdfracvcright^left-leftdfracvcright^right^-frac gamma'v-dfrac left-leftdfracvcright^right^-frac dfrac-vc^ frameboxdfracvc^ left-leftdfracvcright^right^frac dfracvc^sqrt-leftdfracvcright^ rulelinewidth.pt item textbf ds Ii i^i^ii^i^ieul^i^iln ieul^eul^iln iln i ds Ii eul^eul^iln iln i left fraci eul^iln i + ln i leftln i+ i fracirightright frameboxi^i^i i^i left dfraci+ln iln i+ right rulelinewidth.pt itemtextbf ds Glambda sqrtlog_tan lambdaleftfracln lntanlambdaright^frac ed ds G'lambda fracleftfracln lntanlambdaright^ -frac fracln fractan lambda fraccos^ lambda fracbiglog_tanlambdabig^ -frac fracln fracsin lambda cos lambda textframeboxdfracrulemm.mmdfracln sin lambdacos lambdasqrtlog_^tanlambda ed rulelinewidth.pt itemtextbf ds sinhz fraceul^z - eul^-z ds sinh^nz framebox dfraceul^z - eul^-zqquad f"ur gerade n rulelinewidth.pt itemtextbf ds fx eul^varepsilon x + eul^x ds f^nx framebox varepsilon^neul^varepsilon x + eul^xqquad gilt auch f"ur ungerade n rulelinewidth.pt itemtextbf ds gxi ln xi ds g^nxi framebox -n!-!! xi^-nqquad gilt auch f"ur ungerade n rulelinewidth.pt itemtextbf ds omegat sin pi t ds omega^nt framebox -^fracn pi^nsin pi tqquad f"ur gerade n enumerate
Meta Information
Exercise:
multicols enumerate item %% ds fx eul^sin x item %% ds px lnbigsin x^big item %% ds at ln fract item %% ds gx fracarcsin x item %% ds Et eul^eul^t item %% ds Fvarphi rvarphi sin varphi cos varphi item %% ds gy log_ tan y item %% ds fx log_pi a-x^ item %% ds gz z^ tanz+ item %% ds fz eul^. item %% ds fz z^. item %% ds fx .^x item %% ds hu x^u-x item %% ds hs s sqrtss item %% ds Ia fraca ln left| fraclambda - alambda + aright| item %% ds kr fracln sqrt+r^sqrt+r^ item %% ds Hs arctan^- s^ item %% ds Phia fraca ln x^a item %% ds Cb ln left|tan leftfracb + fracpirightright| item %% ds Kx fracx sqrta^ - x^ + fraca^ arcsin fracx|a| item %% ds fx fracsqrtxx^ sqrtx item %% ds gx sqrtxsqrtxsqrtxsqrtx item %% ds Flambda ln fracsin lambdaeul^lambda item %% ds Fx _k^n c_k x^k item %% ds Hlambda fracsinlambdaln lambda sqrt+eul^lambda item %% ds dalpha fracln cos alphapi-alpha^n item %% ds Rv sin v^arctan sqrtxv item %% ds alpha s ln biglnsin sbig item %% ds fx cot x^cos x item %% ds Phit sqrtsinbigvarphitbig item %% ds zetaa frac-b + sqrtb^-aca item %% ds gammav fracsqrt-leftfracvcright^ item %% ds Ii i^i^i item %% ds Glambda sqrtlog_tan lambda enumerate multicols bigskip Leite die folgen Funktionen n mal ab n gerade: medskip multicols enumerate setcounterenumi item %% ds sinhz fraceul^z - eul^-z item %% ds fx eul^varepsilon x + eul^x item %% ds gxi ln xi item %% ds omegat sin pi t enumerate multicols
Solution:
enumerate itemtextbf fxeul^sin x f'x frameboxcos x eul^sin x rulelinewidth.pt itemtextbf pxlnsin x^ p'x dfracsin x^ cos x^ xxdfraccos x^sin x^ frameboxdfracxtan x^ xcot x^ rulelinewidth.pt itemtextbf atln!leftdfractrightoverset*-ln t a'tdfracfract dfrac-t^dfrac-tt^ framebox-dfract quad einfacher: zuerst Umformung * rulelinewidth.pt itemtextbf gxdfracarcsin xarcsin^- g'x-arcsin x^- dfracsqrt-x^ framebox-dfracsqrt-x^arcsin ^ x rulelinewidth.pt itemtextbf Eteul^eul^t E't frameboxeul^eul^teul^t frameboxeul^e^t+t rulelinewidth.pt itemtextbf Fphirphisinphicosphihfill* sinphicosphisin phi ed F'phir'phisinphicosphi+rphicosphicosphi+rphisinphi-sinphi textframeboxr'phisinphicosphi+rphicos^phi-sin^phi overset*r'phidfracsinphi+rphicosphi ed rulelinewidth.pt itemtextbf gylog_ tan y dfracln lntan y g'ydfracln dfractan ydfraccos^ y dfracln dfraccos ysin ydfraccos^ y frameboxdfracln sin y cos y dfracln sin y rulelinewidth.pt itemtextbf fx log_pi a-x^dfraclnbiga-x^biglnpidfraclnpi lna-x f'x dfraclnpidfraca-x - framebox dfracx-alnpi rulelinewidth.pt itemtextbf gzz^tanz!+! ed g'zztanz!+!+z^+tan^z!+! textframeboxz^+ztanz!+!+z^tan^z!+! ed rulelinewidth.pt itemtextbf fze^. ed f'ztextframebox ed rulelinewidth.pt itemtextbf fzz^. ed f'ztextframebox.z^. ed rulelinewidth.pt itemtextbf fx.^xbigeul ^ln .big^xeul^xln . f'xeul^xln . ln . frameboxln . .^x rulelinewidth.pt itemtextbf hux^u-xeul^ln xu-x h'ueul^ln xu-xln x frameboxln x x^u-x rulelinewidth.pt itemtextbf hsssqrtsss^+fracss^fracs+se^ln s fracs+s ed h'se^ln s fracs+s leftdfracs dfracs+s - dfracs^ ln s right s^fracs+s leftdfracs+s^-dfracln ss^right ssqrtss dfracs+-ln ss^textframebox sqrtss left+dfrac-ln ssright ed rulelinewidth.pt itemtextbf ds Ia fraca ln left| fraclambda - alambda + aright| I'a-dfraca^ln left| dfraclambda!-!alambda!+!aright|+ dfracadfraclambda!+!alambda!-!a dfrac-lambda!+!a-lambda!-!alambda!+!a^ framebox-dfracaleftdfracaln left|dfraclambda!-!a lambda!+!aright| + dfraclambdalambda!+!a^right rulelinewidth.pt itemtextbf krdfracln sqrt+r^sqrt+r^ ed k'rdfraccfracsqrt+r^ cfracsqrt+r^ rsqrt+r^-ln sqrt+r^ cfracsqrt+r^ r+r^ dfraccfracrsqrt+r^-dfraclnsqrt+r^sqrt+r^r+r^ textframeboxr dfrac-lnsqrt+r^+r^^frac ed rulelinewidth.pt itemtextbf Hsarctan^- s^ H's-arctan^-s^dfrac+s^^ s framebox-dfracs+s^bigarctan^s^big rulelinewidth.pt itemtextbf Phiadfracaln x^adfraca aln xln x Phi'a framebox rulelinewidth.pt itemtextbf Cbln left|tan leftdfracb+dfracpirightright| hfill * wegen sin phisinphicosphi ed C'bdfractan leftdfracb+dfracpiright cfraccos^leftdfracb+dfracpirightdfrac dfracdfraccos leftdfracb+dfracpirightsin leftdfracb+dfracpiright cfraccos^leftdfracb+dfracpiright dfracsinleftdfracb+dfracpirightcosleftdfracb+dfracpirightoverset* dfracsinbigb+dfracpibigtextframeboxdfraccos b ed rulelinewidth.pt itemtextbf Kxdfracxsqrta^-x^+dfraca^arcsindfracx|a| ed K'xdfracsqrta^-x^+dfracxdfrac-xsqrta^-x^+ dfraca^dfracsqrt-leftdfracx|a|right^dfraca dfracsqrta^-x^-dfracx^sqrta^-x^+dfracasqrtdfraca^-x^a^ dfracsqrta^-x^-dfracx^sqrta^-x^+dfraca^sqrta^-x^ dfracsqrta^-x^+dfraca^-x^sqrta^-x^dfracsqrta^-x^+dfracsqrta^-x^ textframeboxsqrta^-x^ ed rulelinewidth.pt itemtextbf fxdfracsqrtxx^sqrtxx^frac x^- x^-frac x^frac--x^-frac f'xtextframebox-dfrac x^ -frac-dfracsqrtx^ rulelinewidth.pt itemtextbf gxsqrtxsqrtxsqrtxsqrtx x^left frac+frac+frac+frac rightx^frac g'xdfrac x^frac- text frameboxdfrac x^-fracdfracsqrtx dfracsqrtsqrtsqrtsqrtx rulelinewidth.pt itemtextbf Flambda ln dfracsin lambdaeul^lambdalnsinlambda-lneul^lambdalnsinlambda-lambda F'lambdadfraccoslambdasinlambda- frameboxcotlambda- rulelinewidth.pt itemtextbf ds Fx _k^n c_k x^kc_+c_x+c_x^+c_x^+dots+c_nx^n ds F'x c_+c_x+c_x^+dots+nc_nx^n- frameboxds_k^n k c_k x^k- rulelinewidth.pt itemtextbf ds Hlambda fracsinlambdaln lambda sqrt+eul^lambda ds H'lambdadots frameboxdsfraccoslambdalnlambdasqrt+eul^lambda- sinlambdaleftdfraclambdasqrt+eul^lambda+lnlambdadfraceul^lambdasqrt+eul^lambdaright ln^ lambda+eul^lambda rulelinewidth.pt itemtextbf ds dalpha fracln cos alphapi-alpha^n ds d'alpha dots frameboxdsfracnln cos alpha-pi-alphatanalphapi-alpha^n+ rulelinewidth.pt itemtextbf ds Rv sin v^arctan sqrtxv ds R'v dots frameboxsin v^arctansqrtxvleftcot varctansqrtxv+dfracxlnsin vsqrtxv+xvright rulelinewidth.pt itemtextbf ds alpha s ln biglnsin sbig ds alpha's dots frameboxdfraccot xlnsin s rulelinewidth.pt itemtextbf ds fx cot x^cos xfractan x^cos xfraccos x^cos xsin x^cos x ed ds f'x frac-sin^ x^cos x-cos^ x^cos xsin^ x^cos xleftx^cos xright' -fracsin^ x^cos x big eul^ln xcos x big' -fracx^cos xsin^ x^cos x leftfraccos xx-ln x sin xright textframeboxfracx^cos xsin^ x^cos x leftln x sin x-fraccos xxright ed rulelinewidth.pt itemtextbf Phitsqrtsinphit Phi'tdfracsqrtsinphit cosphit dotphit dfracsqrtsinphitcosphit dotphit sinphit frameboxdfracsqrtsinphittanphit dotphit rulelinewidth.pt itemtextbf zetaadfrac-b+sqrtb^-aca zeta'a text framebox dfracdfrac-acsqrtb^-ac+b-sqrtb^-aca^ rulelinewidth.pt itemtextbf gammavdfracsqrt-leftdfracvcright^left-leftdfracvcright^right^-frac gamma'v-dfrac left-leftdfracvcright^right^-frac dfrac-vc^ frameboxdfracvc^ left-leftdfracvcright^right^frac dfracvc^sqrt-leftdfracvcright^ rulelinewidth.pt item textbf ds Ii i^i^ii^i^ieul^i^iln ieul^eul^iln iln i ds Ii eul^eul^iln iln i left fraci eul^iln i + ln i leftln i+ i fracirightright frameboxi^i^i i^i left dfraci+ln iln i+ right rulelinewidth.pt itemtextbf ds Glambda sqrtlog_tan lambdaleftfracln lntanlambdaright^frac ed ds G'lambda fracleftfracln lntanlambdaright^ -frac fracln fractan lambda fraccos^ lambda fracbiglog_tanlambdabig^ -frac fracln fracsin lambda cos lambda textframeboxdfracrulemm.mmdfracln sin lambdacos lambdasqrtlog_^tanlambda ed rulelinewidth.pt itemtextbf ds sinhz fraceul^z - eul^-z ds sinh^nz framebox dfraceul^z - eul^-zqquad f"ur gerade n rulelinewidth.pt itemtextbf ds fx eul^varepsilon x + eul^x ds f^nx framebox varepsilon^neul^varepsilon x + eul^xqquad gilt auch f"ur ungerade n rulelinewidth.pt itemtextbf ds gxi ln xi ds g^nxi framebox -n!-!! xi^-nqquad gilt auch f"ur ungerade n rulelinewidth.pt itemtextbf ds omegat sin pi t ds omega^nt framebox -^fracn pi^nsin pi tqquad f"ur gerade n enumerate
multicols enumerate item %% ds fx eul^sin x item %% ds px lnbigsin x^big item %% ds at ln fract item %% ds gx fracarcsin x item %% ds Et eul^eul^t item %% ds Fvarphi rvarphi sin varphi cos varphi item %% ds gy log_ tan y item %% ds fx log_pi a-x^ item %% ds gz z^ tanz+ item %% ds fz eul^. item %% ds fz z^. item %% ds fx .^x item %% ds hu x^u-x item %% ds hs s sqrtss item %% ds Ia fraca ln left| fraclambda - alambda + aright| item %% ds kr fracln sqrt+r^sqrt+r^ item %% ds Hs arctan^- s^ item %% ds Phia fraca ln x^a item %% ds Cb ln left|tan leftfracb + fracpirightright| item %% ds Kx fracx sqrta^ - x^ + fraca^ arcsin fracx|a| item %% ds fx fracsqrtxx^ sqrtx item %% ds gx sqrtxsqrtxsqrtxsqrtx item %% ds Flambda ln fracsin lambdaeul^lambda item %% ds Fx _k^n c_k x^k item %% ds Hlambda fracsinlambdaln lambda sqrt+eul^lambda item %% ds dalpha fracln cos alphapi-alpha^n item %% ds Rv sin v^arctan sqrtxv item %% ds alpha s ln biglnsin sbig item %% ds fx cot x^cos x item %% ds Phit sqrtsinbigvarphitbig item %% ds zetaa frac-b + sqrtb^-aca item %% ds gammav fracsqrt-leftfracvcright^ item %% ds Ii i^i^i item %% ds Glambda sqrtlog_tan lambda enumerate multicols bigskip Leite die folgen Funktionen n mal ab n gerade: medskip multicols enumerate setcounterenumi item %% ds sinhz fraceul^z - eul^-z item %% ds fx eul^varepsilon x + eul^x item %% ds gxi ln xi item %% ds omegat sin pi t enumerate multicols
Solution:
enumerate itemtextbf fxeul^sin x f'x frameboxcos x eul^sin x rulelinewidth.pt itemtextbf pxlnsin x^ p'x dfracsin x^ cos x^ xxdfraccos x^sin x^ frameboxdfracxtan x^ xcot x^ rulelinewidth.pt itemtextbf atln!leftdfractrightoverset*-ln t a'tdfracfract dfrac-t^dfrac-tt^ framebox-dfract quad einfacher: zuerst Umformung * rulelinewidth.pt itemtextbf gxdfracarcsin xarcsin^- g'x-arcsin x^- dfracsqrt-x^ framebox-dfracsqrt-x^arcsin ^ x rulelinewidth.pt itemtextbf Eteul^eul^t E't frameboxeul^eul^teul^t frameboxeul^e^t+t rulelinewidth.pt itemtextbf Fphirphisinphicosphihfill* sinphicosphisin phi ed F'phir'phisinphicosphi+rphicosphicosphi+rphisinphi-sinphi textframeboxr'phisinphicosphi+rphicos^phi-sin^phi overset*r'phidfracsinphi+rphicosphi ed rulelinewidth.pt itemtextbf gylog_ tan y dfracln lntan y g'ydfracln dfractan ydfraccos^ y dfracln dfraccos ysin ydfraccos^ y frameboxdfracln sin y cos y dfracln sin y rulelinewidth.pt itemtextbf fx log_pi a-x^dfraclnbiga-x^biglnpidfraclnpi lna-x f'x dfraclnpidfraca-x - framebox dfracx-alnpi rulelinewidth.pt itemtextbf gzz^tanz!+! ed g'zztanz!+!+z^+tan^z!+! textframeboxz^+ztanz!+!+z^tan^z!+! ed rulelinewidth.pt itemtextbf fze^. ed f'ztextframebox ed rulelinewidth.pt itemtextbf fzz^. ed f'ztextframebox.z^. ed rulelinewidth.pt itemtextbf fx.^xbigeul ^ln .big^xeul^xln . f'xeul^xln . ln . frameboxln . .^x rulelinewidth.pt itemtextbf hux^u-xeul^ln xu-x h'ueul^ln xu-xln x frameboxln x x^u-x rulelinewidth.pt itemtextbf hsssqrtsss^+fracss^fracs+se^ln s fracs+s ed h'se^ln s fracs+s leftdfracs dfracs+s - dfracs^ ln s right s^fracs+s leftdfracs+s^-dfracln ss^right ssqrtss dfracs+-ln ss^textframebox sqrtss left+dfrac-ln ssright ed rulelinewidth.pt itemtextbf ds Ia fraca ln left| fraclambda - alambda + aright| I'a-dfraca^ln left| dfraclambda!-!alambda!+!aright|+ dfracadfraclambda!+!alambda!-!a dfrac-lambda!+!a-lambda!-!alambda!+!a^ framebox-dfracaleftdfracaln left|dfraclambda!-!a lambda!+!aright| + dfraclambdalambda!+!a^right rulelinewidth.pt itemtextbf krdfracln sqrt+r^sqrt+r^ ed k'rdfraccfracsqrt+r^ cfracsqrt+r^ rsqrt+r^-ln sqrt+r^ cfracsqrt+r^ r+r^ dfraccfracrsqrt+r^-dfraclnsqrt+r^sqrt+r^r+r^ textframeboxr dfrac-lnsqrt+r^+r^^frac ed rulelinewidth.pt itemtextbf Hsarctan^- s^ H's-arctan^-s^dfrac+s^^ s framebox-dfracs+s^bigarctan^s^big rulelinewidth.pt itemtextbf Phiadfracaln x^adfraca aln xln x Phi'a framebox rulelinewidth.pt itemtextbf Cbln left|tan leftdfracb+dfracpirightright| hfill * wegen sin phisinphicosphi ed C'bdfractan leftdfracb+dfracpiright cfraccos^leftdfracb+dfracpirightdfrac dfracdfraccos leftdfracb+dfracpirightsin leftdfracb+dfracpiright cfraccos^leftdfracb+dfracpiright dfracsinleftdfracb+dfracpirightcosleftdfracb+dfracpirightoverset* dfracsinbigb+dfracpibigtextframeboxdfraccos b ed rulelinewidth.pt itemtextbf Kxdfracxsqrta^-x^+dfraca^arcsindfracx|a| ed K'xdfracsqrta^-x^+dfracxdfrac-xsqrta^-x^+ dfraca^dfracsqrt-leftdfracx|a|right^dfraca dfracsqrta^-x^-dfracx^sqrta^-x^+dfracasqrtdfraca^-x^a^ dfracsqrta^-x^-dfracx^sqrta^-x^+dfraca^sqrta^-x^ dfracsqrta^-x^+dfraca^-x^sqrta^-x^dfracsqrta^-x^+dfracsqrta^-x^ textframeboxsqrta^-x^ ed rulelinewidth.pt itemtextbf fxdfracsqrtxx^sqrtxx^frac x^- x^-frac x^frac--x^-frac f'xtextframebox-dfrac x^ -frac-dfracsqrtx^ rulelinewidth.pt itemtextbf gxsqrtxsqrtxsqrtxsqrtx x^left frac+frac+frac+frac rightx^frac g'xdfrac x^frac- text frameboxdfrac x^-fracdfracsqrtx dfracsqrtsqrtsqrtsqrtx rulelinewidth.pt itemtextbf Flambda ln dfracsin lambdaeul^lambdalnsinlambda-lneul^lambdalnsinlambda-lambda F'lambdadfraccoslambdasinlambda- frameboxcotlambda- rulelinewidth.pt itemtextbf ds Fx _k^n c_k x^kc_+c_x+c_x^+c_x^+dots+c_nx^n ds F'x c_+c_x+c_x^+dots+nc_nx^n- frameboxds_k^n k c_k x^k- rulelinewidth.pt itemtextbf ds Hlambda fracsinlambdaln lambda sqrt+eul^lambda ds H'lambdadots frameboxdsfraccoslambdalnlambdasqrt+eul^lambda- sinlambdaleftdfraclambdasqrt+eul^lambda+lnlambdadfraceul^lambdasqrt+eul^lambdaright ln^ lambda+eul^lambda rulelinewidth.pt itemtextbf ds dalpha fracln cos alphapi-alpha^n ds d'alpha dots frameboxdsfracnln cos alpha-pi-alphatanalphapi-alpha^n+ rulelinewidth.pt itemtextbf ds Rv sin v^arctan sqrtxv ds R'v dots frameboxsin v^arctansqrtxvleftcot varctansqrtxv+dfracxlnsin vsqrtxv+xvright rulelinewidth.pt itemtextbf ds alpha s ln biglnsin sbig ds alpha's dots frameboxdfraccot xlnsin s rulelinewidth.pt itemtextbf ds fx cot x^cos xfractan x^cos xfraccos x^cos xsin x^cos x ed ds f'x frac-sin^ x^cos x-cos^ x^cos xsin^ x^cos xleftx^cos xright' -fracsin^ x^cos x big eul^ln xcos x big' -fracx^cos xsin^ x^cos x leftfraccos xx-ln x sin xright textframeboxfracx^cos xsin^ x^cos x leftln x sin x-fraccos xxright ed rulelinewidth.pt itemtextbf Phitsqrtsinphit Phi'tdfracsqrtsinphit cosphit dotphit dfracsqrtsinphitcosphit dotphit sinphit frameboxdfracsqrtsinphittanphit dotphit rulelinewidth.pt itemtextbf zetaadfrac-b+sqrtb^-aca zeta'a text framebox dfracdfrac-acsqrtb^-ac+b-sqrtb^-aca^ rulelinewidth.pt itemtextbf gammavdfracsqrt-leftdfracvcright^left-leftdfracvcright^right^-frac gamma'v-dfrac left-leftdfracvcright^right^-frac dfrac-vc^ frameboxdfracvc^ left-leftdfracvcright^right^frac dfracvc^sqrt-leftdfracvcright^ rulelinewidth.pt item textbf ds Ii i^i^ii^i^ieul^i^iln ieul^eul^iln iln i ds Ii eul^eul^iln iln i left fraci eul^iln i + ln i leftln i+ i fracirightright frameboxi^i^i i^i left dfraci+ln iln i+ right rulelinewidth.pt itemtextbf ds Glambda sqrtlog_tan lambdaleftfracln lntanlambdaright^frac ed ds G'lambda fracleftfracln lntanlambdaright^ -frac fracln fractan lambda fraccos^ lambda fracbiglog_tanlambdabig^ -frac fracln fracsin lambda cos lambda textframeboxdfracrulemm.mmdfracln sin lambdacos lambdasqrtlog_^tanlambda ed rulelinewidth.pt itemtextbf ds sinhz fraceul^z - eul^-z ds sinh^nz framebox dfraceul^z - eul^-zqquad f"ur gerade n rulelinewidth.pt itemtextbf ds fx eul^varepsilon x + eul^x ds f^nx framebox varepsilon^neul^varepsilon x + eul^xqquad gilt auch f"ur ungerade n rulelinewidth.pt itemtextbf ds gxi ln xi ds g^nxi framebox -n!-!! xi^-nqquad gilt auch f"ur ungerade n rulelinewidth.pt itemtextbf ds omegat sin pi t ds omega^nt framebox -^fracn pi^nsin pi tqquad f"ur gerade n enumerate
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