Question

if y= cos (2x^2+x) find dy/dx

Answer 1

Answer:

Given,

y= cos(2x²+x)

then,

dy/dx= sin(2x²+x). d/dx(2x²+x)

dy/dx= sin(2x²+x).(4x+1)

or,

dy/dx= (4x+1).sin(2x²+x). Ans.

Answer 2

Answer:

it may be a bit jumbled but ig you should be able to comprehend it

Explanation: