Question

sin(3x + 2) = - √3: 2

ctg(П:3 - х) = 1 : √3

Answer 1

3х+2=(-1)^n+1*π/3+πn
3x=(-1)^n+1*π/3+2+πn
x=(-1)^n+1*π/9+2/3+πn/3
π/3-x=π/3+πn
x=π/3-π/3+πn=πn