Find the maximum value of 25 sin A + 11 cos A.
If (3cos A - sin A) = 2 cos (90° - A), then find the value of cot A.
If cos2B = sin(2B - 30°), then find the measure of 'B'.
- Find the value of sin30° + cos 60° + tan45° + cosec²45° + sec²45°.
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 :
- If (tan 6a · tan 3a = 1), then find the value of (tan 9a).
What is the value of (4/3) cot2 (p/6) + 3 cos2 (150o) – 4 cosec2 45o + 8 sin (p/2)?
...If sec a + tan a = 5/2, find the value of sin a.Â
The minimum value of 3 sin2 θ + 4 cos2 θ is
...If tan 12θ x tan 6θ = 1 then the value of tan 9θ is