Предмет: Математика, автор: oleg2281993

2 sin x + корень из 2 равно 0

Ответы

Автор ответа: NNNLLL54

18

$2sinx+\sqrt2=0\\\\sinx=\frac{-\sqrt2}{2}\\\\x=(-1)^{n}\cdot (-\frac{\pi}{4})+\pi n=(-1)^{n+1}\frac{\pi}{4}+\pi n,\; n\in Z$

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