For , indicate a substitution and give the corresponding new limits of…

MATHEMATICS · Subjective · AP · Calculus AB · Integration and Accumulation of Change · Integration and Accumulation of Change

Problem

For

\displaystyle \int_{0}^{\pi/4} \tan(3\theta)\sec^{2}(3\theta)\,d\theta

, indicate a substitution

u

and give the corresponding new limits of integration.