" If "sin theta=(1)/(2)" and "theta" is acute,then find the value of "(3cos theta-4cos^(3)theta)

If sin theta =(3)/(5) and theta is acute, then find the value of (tan theta - 2 cos theta )/(3sin theta+sec theta ) .

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

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

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

If sin theta_(1)+sin theta_(2)+sin theta_(3), then find the value of cos theta_(1)+cos theta_(2)+cos theta_(3)

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

If (sin theta+cos theta)/(sin theta-cos theta)=3 and theta is an acute angle, then the value of (3sin theta+4cos theta)/(8cos theta-3sin theta) is: यदि (sin theta+cos theta)/(sin theta-cos theta)=3 तो (3sin theta+4cos theta)/(8cos theta-3sin theta) का मान ज्ञात करें ।

If sin theta - (4)/(5) and Cos theta = (3)/(5) find the value of Sin^(2) theta + cos^(2) theta

If sin theta_1 + sintheta_2 + sin theta_3=3, then find the value of cos theta_1 + cos theta_2 + cos theta_3.

If (sin theta+cos theta)/(sin theta-cos theta)=3, then find the value of sin^(4)theta-cos^(4)theta