E
Editor
Sep 18, 2022
If $\sin^{-1}\frac{1}{3}+\sin^{-1}\frac{2}{3}=\sin^{-1}P$, then value of P is
Difficulty: Easy
A:
$\frac{\sqrt{5}-4\sqrt{2}}{9}$
B:
$\frac{\sqrt{5}+4\sqrt{2}}{9}$
C:
$\frac{9}{\sqrt{5}+4\sqrt{2}}$
D:
$\frac{-5-4\sqrt{2}}{9}$
ID: 63273db9ca83163ac3a1147b