1
VITEEE 2022
MCQ (Single Correct Answer)
+1
-0

Find the solution of equation $$\frac{d y}{d x}=\frac{1}{\cos (x+y)}$$

A
$$\cot \left(\frac{x+y}{2}\right)+c$$
B
$$\sec \left(\frac{x+y}{2}\right)+c$$
C
$$\tan \left(\frac{x+y}{2}\right)+c$$
D
$$-\cot \left(\frac{x-y}{2}\right)+c$$
2
VITEEE 2022
MCQ (Single Correct Answer)
+1
-0

Find the solution of $$\frac{d y}{d x}=\frac{1}{\cos (x-y)}$$

A
$$-\cot \left(\frac{x+y}{2}\right)+c$$
B
$$\operatorname{cosec}^2\left(\frac{x+y}{2}\right)+c$$
C
$$\tan \left(\frac{x+y}{2}\right)+c$$
D
$$\cot \left(\frac{x-y}{2}\right)+c$$
3
VITEEE 2022
MCQ (Single Correct Answer)
+1
-0

An urn contains 5 red marbles, 4 black marbles and 3 white marbles. Then the number of ways in which 4 marbles can be drawn so that at the most three of them are red is

A
590
B
490
C
430
D
510
4
VITEEE 2022
MCQ (Single Correct Answer)
+1
-0

The value of $$\lim _\limits{x \rightarrow \infty}\left[\frac{p^{1 / x}+q^{1 / x}+r^{1 / x}+s^{1 / x}}{4}\right]^{3 x}, p, q, r, s>0 \text {, }$$ is

A
$$(\text {pqrs})^3$$
B
$$(p q r s)^{3 / 2}$$
C
$$(\text {pqrs})^{3 / 4}$$
D
None of these
EXAM MAP
Medical
NEETAIIMS
Graduate Aptitude Test in Engineering
GATE CSEGATE ECEGATE EEGATE MEGATE CEGATE PIGATE IN
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12