Lösung 1.2:3d
Aus Online Mathematik Brückenkurs 2
K (Lösning 1.2:3d moved to Solution 1.2:3d: Robot: moved page) |
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- | {{ | + | We differentiate the function successively, one part at a time, |
- | < | + | |
- | {{ | + | |
+ | <math>\frac{d}{dx}\sin \left\{ \left. \cos \sin x \right\} \right.=\cos \left\{ \left. \cos \sin x \right\} \right.\centerdot \left( \left\{ \left. \cos \sin x \right\} \right. \right)^{\prime }</math>, | ||
+ | |||
+ | and the next differentiation becomes | ||
+ | |||
+ | |||
+ | <math>\begin{align} | ||
+ | & \frac{d}{dx}\cos \left\{ \left. \sin x \right\} \right.=-\sin \left\{ \left. \sin x \right\} \right.\centerdot \left( \sin x \right)^{\prime } \\ | ||
+ | & =-\sin \sin x\centerdot \cos x \\ | ||
+ | \end{align}</math> | ||
+ | |||
+ | |||
+ | The answer is thus | ||
+ | |||
+ | |||
+ | <math>\begin{align} | ||
+ | & \frac{d}{dx}\sin \cos \sin x=\cos \cos \sin x\centerdot \left( -\sin \sin x\centerdot \cos x \right) \\ | ||
+ | & =-\cos \cos \sin x\centerdot \sin \sin x\centerdot \cos x \\ | ||
+ | \end{align}</math> |
Version vom 13:18, 12. Okt. 2008
We differentiate the function successively, one part at a time,
\displaystyle \frac{d}{dx}\sin \left\{ \left. \cos \sin x \right\} \right.=\cos \left\{ \left. \cos \sin x \right\} \right.\centerdot \left( \left\{ \left. \cos \sin x \right\} \right. \right)^{\prime },
and the next differentiation becomes
\displaystyle \begin{align}
& \frac{d}{dx}\cos \left\{ \left. \sin x \right\} \right.=-\sin \left\{ \left. \sin x \right\} \right.\centerdot \left( \sin x \right)^{\prime } \\
& =-\sin \sin x\centerdot \cos x \\
\end{align}
The answer is thus
\displaystyle \begin{align}
& \frac{d}{dx}\sin \cos \sin x=\cos \cos \sin x\centerdot \left( -\sin \sin x\centerdot \cos x \right) \\
& =-\cos \cos \sin x\centerdot \sin \sin x\centerdot \cos x \\
\end{align}