BITSAT2023MathematicsDifferentiationActual
If f ( x )= 1+ ^2 ( x ^2 ) , then the value of f^ ( 2 )
Options
- A6
- B- 6
- C1 6
- D6
Correct answer
B. - 6
Step-by-step solution
On differentiating (i) w.r.t.x, we get f^ (x)= -2 x^2 x^2 1+ ^2 x^2 (x) Put, x= 2 in (ii), we get aligned & f ^ ( 2 )=- 2 2 ( 4 ) 1+ 1 2 & =- 2 2 3 2 =- 6 aligned