NDA2019MathematicsDifferentiationActual
What is the derivative of ^2 ( ⁻¹ x ) with respect to x ?
Options
- A2 x
- Bx^2+1
- Cx +1
- Dx^2
Correct answer
A. 2 x
Step-by-step solution
Let y = ^2 ( ⁻¹ x ) aligned & Let ⁻¹ x= x= & y= ^2 =1+ ^2 =1+x^2 & d y d x = d d x (1+x^2 )=2 x aligned