Question
If sin(A +
- B = sinAcosB + cosAsinB, then the value of sin75° is
More Trigonometry Questions
- If secx – tanx = 1/√3, then the value of secx × tanx is:
- If sec a + tan a = 4, find the value of sin a.
- If (3cos A - sin A) = 2 cos (90° - A), then find the value of cot A.
- Find the maximum value of (20sin A + 15cos A).
- If X = 15°, find the value of: sin²(4X) + cos²(3X) - tan²(2X)
- What is the value of [(sin x + sin y) (sin x – sin y)]/[(cosx + cosy) (cosy – cosx)]?
- If cos2B = sin(1.5B + 6°), then find the measure of 'B'.
- Question 8
- Question 9
- If (sin 3A sec 6A = 1) , then what will be the value of cos 6A?
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