First slide

Diffrentiation

Question

if f(x) = cos³(x²) then find f '(x)

Difficult

A

–6xcos² (x²)sin(x²)
B

6xcos² (x²)sin(x²)
C

3xcos (x²)sin(2x²)
D

–3cos (x⁴)sin(2x²)

Solution

$f' (x) = 3 [\cos^{2} (x^{2})] \times [- \sin (x^{2})] \times [2 x]$

Get Instant Solutions

When in doubt download our app. Now available Google Play Store- Doubts App

Recieve an sms with download link

Doubts App

OR

SCAN ME

Doubts App

Doubts App