Предмет: Алгебра, автор: Veronichka5555555

cos квадрат 3x- sin квадрат 3x -cos4x=0

Ответы

Автор ответа: Гоша68

SINX*SIN5X=0

SINX=0

X=Пk

SIN5X=0

X=ПK/5

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