Question

Решите уравнение sin x^2=0

Answer 1

$\displaystyle sinx^2=0\\\\x^2= \pi n; n \in Z\\\\ x= \pm \sqrt{\pi n}; \pi n\geq 0; n\geq 0\\\\ n=0; x=\pm \sqrt{\pi *0}=0\\\\n0; n \in N; x= \pm \sqrt{\pi n}$