Question

решение уравнения sin x - | 2/2 = 0

Answer 1

$sin x- frac{ sqrt{2} }{2} =0\ sin x=frac{ sqrt{2} }{2} \ x= frac{pi}{4}+2pi n, nin Z\ x= frac{3pi}{4}+2pi n, nin Z\\ OTBET: x= left { {{ frac{pi}{4}+2pi n} atop {frac{3pi}{4}+2pi n}} right., nin Z$