If ` sin theta = 1/2 and theta ` is acute then ` (3 cos theta -4 cos^(3) theta)` is equal to

If sin theta = (1)/(2) and theta is acute, the (3 cos theta - 4 cos^(3) theta) is equal to (a)0 (b) (1)/(2) (c) (1)/(6) (d) -1

If sin2 theta-cos3 theta=0 and theta is acute then theta =

If 3 sin theta + 4 cos theta = 5 , then 3 cos theta - 4 sin theta is equal to?

If sin theta- cos theta =1 , then the vlaue of sin^(3) theta- cos^(3) theta is equal to

If sqrt3 tan theta = 1 and theta is acute, find the value of sin 3 theta + cos 2 theta

If sec theta=13//5 and theta is acute find (2 sin theta-3 cos theta)/(4 sin theta-9cos theta)

If sec theta=13//5 and theta is acute find (2 sin theta-3 cos theta)/(4 sin theta-9cos theta)

If 3sin theta =2 cos theta , then (4sin theta - cos theta)/(4cos theta+sin theta) is equal to :

If sqrt(3) tan theta =1 and theta is acute, find the value of sin 3 theta + cos 2 theta .