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Tg t 1. Tg1 tg0 TG-1. Решите неравенство: TG X ≥ 1/. TG X = -1. Tg3x=1.
Tg1 tg0 TG-1. Решите неравенство: TG X ≥ 1/. TG X = -1. Tg3x=1.

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