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

Period of sin^2 theta is(A) pi^2 (B) pi (C) 2pi (D) pi/2

Period of f(x)=sin^4x+cos^4x is- pi b. pi/2 c. 2pi d. none of these

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

Period of sin^(2)theta is(A)pi^(2)(B)pi(C)2 pi(D)(pi)/(2)

If (3+2i sintheta)/(1-2i sintheta) is a real number and 0lt theta lt 2pi , then theta is a. pi \ b. pi/2 \ c. pi/3 \ d. pi/6

If (3+2i sintheta)/(1-2i sintheta) is a real number and 0lt theta lt 2pi , then theta is a. pi \ b. pi/2 \ c. pi/3 \ d. pi/6

A value of theta satisfying costheta+sqrt(3)\ sin theta=2 is a. (5pi)/3 b. (4pi)/3 c. (2pi)/3 d. pi/3

If theta=sin^(-1){sin(-600o)} , then one of the possible values of theta is pi/3 (b) pi/2 (c) (2pi)/3 (d) (-2pi)/3

If theta=sin^(-1){sin (-600^(o) ) } , then one of the possible values of theta is pi/3 (b) pi/2 (c) (2pi)/3 (d) (-2pi)/3

The smallest positive angle which satisfies the equation 2sin^2theta+sqrt(3)costheta+1=0 is (5pi)/6 b. (2pi)/3 c. pi/3 d. pi/6