Sin x менше -2/2 срочно пж

Question

Sin x менше -2/2 срочно пж

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Answer 1

Sinx < -√2/2
- π - arcsin(-√2/2) + 2πn  < x < arcsin(-√2/2) + 2πn, n∈Z
- π + π/4 + 2πn  < x < -π/4 + 2πn, n∈Z
- (3π/4) + 2πn  < x < -π/4 + 2πn, n∈Z