Предмет: Алгебра, автор: Dasharitter24

Помогите! Срочно!
Sin11x*cos3x-cos11x*sin3x=Корень из3/2

Ответы

Автор ответа: XXX96
0
sin11x*cos3x-cos11x*sin3x=√3/2
sin(11x-3x)=√3/2
sin8x=√3/2
8x=(-1)^n* pi /3+ pi n, nin Z\x=(-1)^n* pi /24+ pi n/8, nin Z
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