Explain in the most basic terms, please Q If y = ues2 x, then find dydx - Maths -

Question

Explain in the most basic terms, please

Q     I f   y   =   u e s 2   x ,
  t h e n   f i n d   d y d x

Varun Rawat · Accepted Answer

We have,y = cos2x⇒dydx = ddxcos2x = 2 cos x × ddxcos x = 2 cos x- sin x = -2 sin x 
 cos x = - sin 2x

Explain in the most basic terms, please. Q . I f y = u e s 2 x , t h e n f i n d d y d x .