1
KCET 2017
MCQ (Single Correct Answer)
+1
-0
The derivative of $\cos ^{-1}\left(2 x^2-1\right)$ w.r.t. $\cos ^{-1} x$ is
A
$1-x^2$
B
$\frac{2}{x}$
C
$\frac{-1}{2 \sqrt{1-x^2}}$
D
2
KCET Subjects
EXAM MAP