Find the derivative of the following with respect to .

MATHEMATICS · Multi-part · AP · Calculus AB · Integration and Accumulation of Change · Integration and Accumulation of Change

Problem

Find the derivative of the following with respect to

x

. (i)

\int_{0}^{x} \cos t \, dt

(ii)

\int_{0}^{x^2} \cos t^2 \, dt