Математика, вопрос задал ijustplay21 , 2 года назад

cosx=-1

tgx=2

I have to examples I dont know how to solve!
I would be very greatful for an answer


periqaqi: What exactly did you not understand ?

Ответы на вопрос

Ответил filuksistersp735lh
0

Ответ:

cosx=-1

x=π+2πn,n∈Z

tgx=2

x=arctg2+πn,n∈Z

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