यदि |x| 1 तो ( ^ -1 x )= - Vidyadip

MCQ

यदि $|x| \leq 1$ तो $\tan \left(\cos ^{-1} x\right)=$

✓
$\frac{\sqrt{1-x^2}}{x}$
B
$\frac{x}{1+x^2}$
C
$\frac{\sqrt{1+x^2}}{x}$
D
$\sqrt{1-x^2}$

✓

Answer

Correct option: A.

$\frac{\sqrt{1-x^2}}{x}$

(A)

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