If `2sin^2theta+3sintheta=0`,find the permissible value of `costheta`.

If 2cos^2theta-11costheta+5=0 then find the possible value costheta .

If sintheta+ costheta=1 , then find the general value of theta .

If sqrt3 tan theta = 3 sin theta , find the value of sin theta^2 theta - cos^2 theta , where theta ne 0 .

If sin 6 theta + sin 4 theta + sin 2 theta = 0 Then the general value of theta is

If sintheta-costheta=1, then the value of sin^3theta-cos^3theta is................. A) 1 B) -1 C) 0 D) 2

Select and write the correct answer from the given alternatives in each of the following:If 3sin2theta=2sin3theta , 0 < theta < pi ,then the value of sintheta is

If 3 sin theta - 4 cos theta = 0 , then find the values of tan theta , sec theta and cosec theta .

If cos7theta=costheta-sin4theta , then the general value of theta is

If sintheta=sqrt(3)costheta,-pi < theta < 0 , then the value of theta is

If sintheta=3sin(theta+2alpha) , then the value of tan(theta+alpha)+2 tan alpha is