Images 1 2 TG CTG

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1 2 tg ctg. 1-Tg2x/1+tg2x. Решите TGX +tg2x/1-TGX×tg2x. 2 TG X + (TG X + 1). TG^2x+TGX-2=0.
1-Tg2x/1+tg2x. Решите TGX +tg2x/1-TGX×tg2x. 2 TG X + (TG X + 1). TG^2x+TGX-2=0.

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