CBSE

MATHEMATICS · Single correct · CBSE · Mathematics · Limits and Derivatives · Limits and Derivatives

Problem

Determine

\displaystyle\lim_{x\to\infty}e^{-5x}(x^3+2x)\cos x

. (a)

\infty

(b) Does not exist (c)

\displaystyle\frac{6}{125}

(d)

0