Home
Class 12
MATHS
underset(-pi//4)overset(pi//4)int (dx)/(...

`underset(-pi//4)overset(pi//4)int (dx)/(1+cos 2x)` is equal to

A

2

B

1

C

4

D

0

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

int_(pi//4)^(3pi//4) (dx)/(1 + cos x) is equal to :

int_(-pi//4)^(pi//4)(dx)/(1+cos 2x) is equal to

underset(pi//4)overset(pi//2)(int) cosec^(2)xdx=....

int_0^(pi) (dx)/(a+b cos x) =

int (4)/(sin^2 x cos^(2) x)dx is equal to :

underset(0)overset(pi//4)int log ((sin x+cos x)/(cos x))dx

Prove that underset(-a)overset(a)int f(x)dx={{:(,2underset(0)overset(a)int f(x)dx,"if f(x) is an even function"),(,0,"if f(x) is an odd function"):} and hence evaluate underset(-pi//2)overset(pi//2)int (x^(3)+x cos x)dx.

The value of the integral underset(0)overset(1)int(1)/(x^(2)+2x cos alpha +1)dx is equal to

underset(0)overset(pi//4)(int)log(1+tanx)dx=.....

Evaluate underset(0)overset(pi/2)int (sin x)/(1+cos^(2)x)dx