Question

solve the problem
$y = \cos(e {}^{3x} )$
​

Answer 1

Answer:

1. Using Logarithmic differentiation to find derivative:-

${y}^{)} = { - 3e}^{3x} \sin( {e}^{3x} )$

2. Using chain rule to find derivative:-

$- 3 {e}^{3x} \sin( {e}^{3x} )$

Explanation:

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