Math, asked by rooneydeacon, 4 months ago

how to solve using double-angle, half-angle formula:
Suppose that a/2 is an angle in quadrant 2 and that cos a = -1519/1681. Compute the exact value of sin(a/2)

Answers

Answered by sakibkhan123

0

Answer:

not now is very hard quation i tell you mornning ok

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