Images COS 3 2 TG

< Previous photo
Photo - 20
Next photo >
Cos 3 2 tg. CTG 2 5x-ctg5x 0. 4ctg2x+CTG 2 2x-5 0. 5tg2x 4 8tgx.. Tg2x+ctg2x=0.
CTG 2 5x-ctg5x 0. 4ctg2x+CTG 2 2x-5 0. 5tg2x 4 8tgx.. Tg2x+ctg2x=0.

See also