Trigonometric Functions Q.42 | MHT-CET Most Imp PYQ | MAHARASHTRA | Dinesh Sir Solutions

Описание: If $\cos ^{-1} x=a(0lessthanxlessthan1)$ and $\sin ^{-1}\left(2 x \sqrt{1-x^2}\right)+\sec ^{-1}\left(\frac{1}{2 x^2-1}\right)=\frac{2 \pi}{3}$, then $\alpha$ is
(A) $\frac{\pi}{2}$
(B) $\frac{\pi}{6}$
(C) $\frac{\pi}{3}$
(D) $\frac{\pi}{4}$

Line and Plane -    • LINE AND PLANE  

APPLICATION OF DERIVATIVES -    • APPLICATION OF DERIVATIVES  

VECTORS -    • VECTORS  

Differentiation -    • DIFFERENTIATION  

Pair of Straight Line -    • PAIR OF STRAIGHT LINES  

Probability Distribution -    • Probability Distribution  

Binomial Distribution -    • BINOMIAL DISTRIBUTION  

Linear Programming -    • LINEAR PROGRAMMING  

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