Автор - waku644

cos(x/2+π/4)+1=o помогите решить

Ответ

Проверено экспертом

Автор - nKrynka
cos(x/2 + π/4) = - 1
x/2 + π/4 = π + 2πn, n∈z
x/2 = π - π/4 + 2πn, n∈Z
x/2 = (3π)/4 + 2πn, n∈Z
x = (3π)/2 + 4πn, n ∈Z

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