Images ПЕРИОД TG

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Период tg. TG 2x - TG X. 2. 2tg3x = 0;. 2 TG X + (TG X + 1). TG(3x+п/2)=1.
TG 2x - TG X. 2. 2tg3x = 0;. 2 TG X + (TG X + 1). TG(3x+п/2)=1.

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