Images TG 4X

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Tg 4x. Tg2x=tg4x. Tg2 4x + TG 4x = 0.. TG X 1/2 решение уравнения. TG X=2/5.
Tg2x=tg4x. Tg2 4x + TG 4x = 0.. TG X 1/2 решение уравнения. TG X=2/5.

See also