Ответ:
tg x = 1;
x = pi/4 + pi*k; k-Z
x∈(pi/2; 3pi/2)
x = 5 pi/4.
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Ответ:
tg x = 1;
x = pi/4 + pi*k; k-Z
x∈(pi/2; 3pi/2)
x = 5 pi/4.