Question

1. Find the derivative of (x^2+1)(2cosx +3sinx) ​

Answer 1

Step-by-step explanation:

Let Y = (x^2 + 1) (2cosx + 3sinx)

diff. w. r. t. x

Dy/dx = (2x + 0) (-2sinx + 3cosx)

Dy/dx = 2x (-2sinx + 3cosx)