Question

If Sin A
13Cos A, then find the value of A.​

Answer 1

Answer:

1 + tan A tan B. Double Angle Formula. sin(2A) = 2 sin A cos A. cos(2A) = cos2 A − sin2 A. cos(2A) = 2 cos2 A − 1 = 1 − 2 sin2 A.

Step-by-step explanation:

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