Прогу помогите, срочно нужно
Упростить :
sin(3x+2y)cos(x+2y)-sin(x+2y)cos(3x+3y)
Упростить:
((tg3a-tga)/(1+tg3a×tga)) + ((tg2a-tga)/1+tg2a×tga))
a - это альфа
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