Question

Помогите решить

(x+3)^2=2x+6

Answer 1

x^2+6x+9=2x+6

x^2+4x+3=0

D=16-12=4

x1=(-4+2)/2=-1

x2=(-4-2)/2=-3

 

Answer 2

X^2+6x+9-2X-6=0
X^2+4X+3=0
D=4
X=-3
X=-1