Предмет: Алгебра, автор: Wolf68rus

(sinx+cosx)^2=1+cosx

Ответы

Автор ответа: dfdfdff2014

0

x ∈ {2*пи*k-пи/2, 2*пи*k+пи/6, 2*пи*k+пи/2, 2*пи*k+5*пи/6}, k ∈ Z

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Автор ответа: Tangodown

0

Првоерь на всякий случай.

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