For which value of does the function have a derivative that is proportional to ?

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

Problem

For which value of rr does the function h(x)=xrh(x)=x^{r} have a derivative that is proportional to x−3x^{-3}? (a) r=−4r=-4 (b) r=3r=3 (c) r=−2r=-2 (d) r=−3r=-3

Related theory

Browse the problem library