Question

differentiation of cosxcos2x​

Answer 1

Step-by-step explanation:

hey mate here is ur answer

Answer 2

Welcome to the World of MOD

Now Here use Chain Rule

cosx.co2x

dy/dx= (-sinx).cos2x + cosx.(-sin2x).2

Explaination --First member differentiate and leave other in 1st case + Leave 1st and differentiate other one

☺☺☺☺Rest use Trigo..

☺☺☺Follow me and ask Any Pcm subject