ПОМОГИТЕ ПОЖАЛУЙСТА
Алгебра 10 класс
Решить уравнения 1. cosx-2=0

2. cos x= ( √3 )/2

3. 2sinx+√2=0

4. sin3x=0

5. 3tg4x-√3=0

6. tgx+2=0

7. ctg x= (√3 )/3

8. 2sinx +√3=0

9. cos2x =0

10. 3tg²x-√3tgx=0




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