Expres `sqrt3 sin 0 + cos 0 ` as a sine of an angle .

Express sin3A and cos2A in terms of sine function

Express,(sqrt(3)cos25^(0)+sin25^(@))/(2) as a sine of an angle

Express ((sqrt(3)cos 25^(@)+sin25^(@)))/(2) as a sine of an angle.

The graph between sine of angle of refraction (sin r) in medium 2 and sine of angle of incidence (sin i) in medium indicates that (tan 36^(@)~~(3)/(4))

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

What speciality is observed in the value of ratio of sine of the angle of incidence to the sine of the angle of refraction, sin I / sin r ?

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

Solve 3 cos^2 theta - 2 sqrt3 sin theta cos theta - 3 sin^2 theta = 0