Question

PLEASE SOLVE THIS INTEGRATION (METHOD OF SUBSTITUTION)​

Answer 1

Step-by-step explanation:

Hia buddy

Here's answer to your Q

integral (2x sin(x^2 +1)

let x^2 +1 = t

dt = 2x dx....... (1)

integral (2x sin(x^2 +1)

= ( - cos t + C)

= -cos (x^2 +1) +C

Hope it helps you buddy