October 2021 0 13 Report
Помогите понять как решать,опишите пожалуйста решение подробно(мучаюсь уже два дня) Тригонометрия 10 класс 1) 5sin^2x+4sin(Pi/2+x)=4

2) sin 2x+sin 4x+sin 6x=0
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pomogite reshit zadachu po geometrii sovsem ne ponimayu chto delatesli mozhno to
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