Question

d/dx (e^-5x.cot 4x)
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Answer 1

USING QUOTIANT RULE ie.

d/dx (uv) =>

e^-5x d/dx (cot4x) + cot4x d/dx (e^-5x)

so...

- 4 [ e^-5x ( cosec²4x ) ] - 5 [ cot4x ( e^-5x ) ]

is the required answer :)

HOPE IT HELPS

PLZ MARK AS BRAINLIEST ♥️

Answer 2

Answer:

here is ur ans ...........