July 2022 2 12 Report

1.Найдите все решения уравнения 3sin x+1+ctg² x=1/sin² x+3.

 

2.Решите уравнение sin2x=1/2.

 

3.Решите уравнение sin2 x=sin x.

 

4.Решите уравнение 3 cos²x+cos x-4=0.

 

5.Решите уравнение tg² x-5=4tg x.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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