If ^ -1 (2 x)+ ^ -1 (3 x)= 4 , then x= - Vidyadip

MCQ

If $\tan ^{-1}(2 x)+\tan ^{-1}(3 x)=\frac{\pi}{4}$, then $x=$

A
$-1$
✓
$\frac{1}{6}$
C
$\frac{2}{6}$
D
$\frac{3}{2}$

✓

Answer

Correct option: B.

$\frac{1}{6}$

(b) $\frac{1}{6}$

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