Question

log(cos e^x) differ​

Answer 1

Hey mate!

Here's your answer!

$d \div dx( log( \cos(e^{x} )) \\ = > 1 \div \cos(e {}^{x} ) \times - \sin(e^{x} ) \times e {}^{x} \\ = > - e {}^{x} \tan(x).$

Hope it helps :)