^ -1 1 2 +2 ^ -1 1 2 is equal to: 1. 4 2. 6 3. 3 4. 2 3 - Vidyadip

Question

$\cos^{-1}\frac{1}{2}+2\sin^{-1}\frac{1}{2}$ is equal to:

$\frac{\pi}{4}$
$\frac{\pi}{6}$
$\frac{\pi}{3}$
$\frac{2\pi}{3}$

✓

Answer

$\frac{2\pi}{3}$

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

More "M.C.Q (1 Marks)" from INVERSE TRIGNOMETRIC FUNCTIONS→INVERSE TRIGNOMETRIC FUNCTIONS — all question types→Maths STD 12 Science question papers→Gujarat Board STD 12 Science question papers→Gujarat Board question paper generator→

Similar questions

Consider the following statements:

Statement I: The area bounded by the curve, $\text{y}=\sin\text{x}$ between $\text{x}=0$ and x = 2p is 2 sq. units.

Statement II: The area bounded by the curve, $\text{y}=2\cos\text{x}$ and the x-axis from $\text{x}=0$ to x = 2p is 8 sq. units.

Statement I is true
Statement II is true
Both statements are true
Both statements are false

Differential equation of $y = \sec ({\tan ^{ - 1}}x)$ is

The area of the region enclosed by the curve $y=x^3$ and its tangent at the point $(-1,-1)$ is

$\int\limits_{-\frac{\pi}{4}}^{\frac{\pi}{4}}\sec^2\text{x dx}$ is equal to:

-1
0
1
2

Subtraction of integers is:

Commutative but no associative.
Commutative and associative.
Associative but not commutative.
Neither commutative nor associative.

If $y = {\sec ^{ - 1}}{{2x} \over {1 + {x^2}}} + {\sin ^{ - 1}}{{x - 1} \over {x + 1}}$, then ${{dy} \over {dx}}$ is equal to

Let $f:R \to R$ be a function defined by $f\left( x \right) = Min\left\{ {x + 1,\left| x \right| + 1} \right\}$ Then which of the following is true $?$

$\int_{\, - \pi /2}^{\,\pi /2} {{{\sin }^4}x{{\cos }^6}x\,dx = } $

If $x + y - z = 0,\,3x - \alpha y - 3z = 0,\,\,x - 3y + z = 0$ has non zero solution, then $\alpha = $

Let $f$ be continuous on $[1, 5]$ and differentiable in $(1, 5).$ If $f(1)=-3$ and $f'(x) \ge 9$ for all $x \in (1,\;5)$, then