October 2021 0 13 Report
Простейшие тригонометрические уравнения, решите, пожалуйста 1) ctgx=1/√3
2) sin5x=1/2
3)cos3x=0
4) tg3x=1/√3
5) ctg1/5x=0
6) sin6x=2
7) cos(x+Pi/10)=-1/2
8) sin(4x-Pi/5)=-1/2
9) cos(1/5x+1)=-1
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