July 2022 1 8 Report
Помогите прошу
cos(2x+Π/3)=1/2
sin(7Π/2-x)=-1/√2
4sin^2x-11sinxcosx+7cos^2x=0
Решите и найдите корни на отрезке 3cos2x+4=5sin(x-Π/2)
[-3Π/2;Π]
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