Question

Решите уравнение-2sin (x+п/2)=-√2

Answer 1

Ответ:

-2sin(x+π/2)=-√2

sin(x+π/2)=√2/2

x+π/2=(-1)^n*arcsin√2/2+πn

x=(-1)^n*π/4-π/2+πn