Images COS 3 2 TG

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Cos 3 2 tg. 1+Tg2a. Tg2a+ctg2a если. Tg1 tg2 tg3 tg4. TG A CTG A 1 cos4a.
1+Tg2a. Tg2a+ctg2a если. Tg1 tg2 tg3 tg4. TG A CTG A 1 cos4a.

See also