MCQ
$\int_{\frac{-\pi}{4}}^{\frac{\pi}{4}}\frac{\text{dx}}{1+\cos2\text{x}}\text{dx}$ is equal to:
- ✓$1$
- B$2$
- C$3$
- D$4$
✓
Answer
Correct option: A.
$1$
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
If the area bounded by the curve $2 y^2=3 x$, lines $x+y=3, y=0$ and outside the circle $(x-3)^2+y^2=2$ is $A$, then $4(\pi+4 A )$ is equal to $.........$.
→Let f : $R \to R$ be defined by $f\left( x \right) = \ln \left( {x + \sqrt {{x^2} + 1} } \right)$ , then number of solutions of $\left| {{f^{ - 1}}\left( x \right)} \right| = {e^{ - \left| x \right|}}$ is
→If $y=\sqrt{\sin x+y}$, then $\frac{d y}{d x}$ is equal to
→Five persone entered the lift cabin on the ground floor of an $8$ floor house. Suppose that each of them independently and with equal probability can leave the cabin at any flor beginning with the first, then the probability of all $5$ persons leaving at different floors is,
→$\int_{}^{} {\frac{1}{{1 + {{\sin }^2}x}}\;dx = } $
→The sum of three numbers is $6 .$ If we multiply third number by $3$ and add second number to it, we get $11$. By adding first and third numbers, we get double of the second number. Represent it algebraically and find the numbers using matrix method.
→
In a box containing $100$ bulbs, $10$ are defective. The probability that out of a sample of $5$ bulbs, none is defective is
→If A and B are non-singular matrices of same order with det(A) = 5, then $\operatorname{det}\left(B^{-1} A B\right)^2$ is is equal to.
→Point (4, 0) lies on:
The relation $R$ defined on the set $A = \{1, 2, 3, 4, 5\}$ by $R = \{(a, b): |a^2 - b^2| < 16\}$ is given by:
→