Evaluate the following definite integrals:
⇒ 
⇒ 
⇒ 
Let sin x = t. Hence, cos x dx = dt, for the second expression.
⇒ 
⇒ 
Put back t = sin(x)
18
Evaluate the following definite integrals:
⇒
⇒
⇒
Let sin x = t. Hence, cos x dx = dt, for the second expression.
⇒
⇒
Put back t = sin(x)