The period of cos5 theta is (a) pi^(2) (b) 2 pi (c) 2 pi/5 (d) pi/3

The period of cos(theta/2) is (A) 2 pi (B) 4 pi (C) pi (D) 6 pi

Period of sin^2theta is- pi^2 b. pi/2 c. 2pi d. pi

The value of int_(-pi/2)^(pi/2) (sin^2x)/(1+2^x)dx is: (A) pi (B) pi/2 (C) 4pi (D) pi/4

period of sin(2 pi t+(pi)/(6))

int_0^(2pi) e^(sin^2nx) tannxdx= (A) 1 (B) pi (C) 2pi (D) 0

The value of theta satisfying the given equation cos theta+sqrt(3)sin theta=2, is (A) (pi)/(3)(B)(5 pi)/(3)(C)(2 pi)/(3) (D) (4 pi)/(3)

sin^(-1)((-1)/2) (a) pi/3 (b) -pi/3 (c) pi/6 (d) -pi/6

The value of theta lying between 0 and pi/2 and satisfying the equation |(1+cos^2theta, sin^2theta, 4sin4theta),(cos^2theta, 1+sin^2theta, 4sin4theta),(cos^2theta, sin^2theta, 1+4sin4theta)|=0 is (are) (A) (7pi)/24 (B) (3pi)/8 (C) (11pi)/24 (D) (7pi)/12

If lim_(x->0)[1+x1n(1+b^2)]^(1/x)=2bsin^2theta,b >0,where theta in (-pi,pi], then the value of theta is (a)+-pi/4 (b) +-pi/3 (c) +-pi/6 (d) +-pi/2