playground
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20.10
e
$$ \begin{split} (x - x^4) ^ {-2} \\ -2 (x - x^4) ^ {-3} \cdot 1 - 4 x^3 \\ -2(x - x^4) ^ {-3} \end{split} $$
Behalve de kettingregel gebruik je ook de somregel!
20.13
b
$$ \begin{split} x \cos(2x) \\ \cos (2x) &+ x - \sin(2x) \cdot 2 \\ \cos (2x) ^- 2x \sin(2x) \sinn ln \ln \end{split} $$
playground.1348411651.txt.gz · Last modified: 2022/09/01 11:36 (external edit)