नमन ने खाना खा लिया

If cos4B = sin(B - 10°), then find the measure of 'B'.

If A lies in the first quadrant and 6 tan A = 5, then the value of 8 sin A−4 cos A / cos A+2 sin A is :

From a point 50 meters away from the base of a tower, the angle of elevation of the top of the tower is 30°. Find the height of the tower.

If sin(3x - 2^o) = cos(2x + 22^o), then find the value of: {3tan(4x - 11^o) + cosec(5x - 10^o)} X cot(2x + 2

If 2cosθ + 8sin²θ = 11, where 0^o < θ < 90^o, then find the value of cot θ. 

If 9 sinx + 40 cosx = 41 then find tanx.

If (5sinx - cosx) = 2√2sinx, then find the value of 'tanx'

[(sinx – 2sin ³ x)/(2cos ³ x – cosx)] ²  + 1, x ≠45 ^o , is equal to:

What is the value of cosec30° sec30°?