Photos 2SIN Π X

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2sin π x. Sin ( x + π 4 ). 4sin 2 (− 3𝑥) − 4 sin 3𝑥 − π ( 2 ) = 1. Sin4x. Sin 2x = π/4.
Sin ( x + π 4 ). 4sin 2 (− 3𝑥) − 4 sin 3𝑥 − π ( 2 ) = 1. Sin4x. Sin 2x = π/4.

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