Evaluate :

`Sin^2(theta ) /( 1 - Sin^2(theta )` = 3

Evaluate sin^2 theta - cos^2 theta , if sqrt3 tan theta = 3 sin theta , theta = 0 and theta is an acute angle.

If costhetagtsinthetagt0 , then evaluate: int{log((1+sin2theta)/(1-sin2theta))^(cos2theta)+log((cos2theta)/(1+sin2theta))}d theta

Evaluate sin^2 theta- cos^2 theta. " If " sqrt3 tan theta = 3 sin theta, theta ne 0 and theta is an acute angle.

Find the value of (sin^4theta+cos^4theta)/(1-2sin^2 thetacos ^2 theta)

If 4 tan theta =3 , evaluate ((4 sin theta - 2cos theta +3)/(4 sin theta +2 cos theta -5))

Find real theta such that (3+2i sin theta)/(1-2i sin theta) is purely real.

If cot theta=(15)/(8), then Evaluate ((2+2sin theta)(1-sin theta))/((1+cos theta)(2-2cos theta))

(sin3 theta-sin theta * sin ^ (2) (2 theta)) / (sin theta + sin2 theta * cos theta) = cos x rarr x =

If 3 tan theta =4 , "evaluate "(3sin theta + 2 cos theta)/(3 sin theta - 2 cos theta ).