№1. tg x < 1/корень 3

Question

№1.
tg x < 1/корень 3

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Answer 1

Tgx=-1/√3
x=arctgx(-1/√3)+πn, n∈Z
x=-arctgx(1/√3)+πn, n∈Z
x=-π/6+πn, n∈Z