In evaluating

MATHEMATICS · Single correct · CBSE · Mathematics · Integrals · Integrals

Problem

In evaluating

\displaystyle \int x e^{x}\,dx

, differentiating which part first generally simplifies the calculation? (a)

e^{x}

(b) Both

x

and

e^{x}

are equally convenient (c)

x

(d) Neither choice affects the length of calculation