Question: P.B #5 2 5 . Prove cotx = sin 2x 2 sin x is an identity for all permissible values of x

P.B #5

P.B #5 2 5 . Prove cotx = sin 2x 2 sin

2 5 . Prove cotx = sin 2x 2 sin x is an identity for all permissible values of x

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