Images TG 3X

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Tg 3x. Tg3. 2 Tg4 3x - 3tg2 3x+1 = 0. Z=TG(4x-y. Tg3x=9.
Tg3. 2 Tg4 3x - 3tg2 3x+1 = 0. Z=TG(4x-y. Tg3x=9.

See also