Question

Тригонометрия. Уравнения. СРОЧНО!!!

1. 2cosx + корень из 3 =0
2. sin(2x - пи/3)+1=0
3. Cos^2 * x + 3sinx-3=0
4. 3sin^2 *x = 2sinxcosx+cos^2*x
5. 5sin^2*x-2sinxcosx+cos^2*x=4

Answer 1

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