√(x+4)=x+2 помогите плиз

[latex] \sqrt{x+4}=x+2\\\\x+2 \geq 0 \Rightarrow x \geq -2\Rightarrow [-2,+\infty)\\\\x+4=(x+2)^2\\\\x+4=x^2+4x+4\\\\x^2+3x=0\\\\x(x+3)=0\\\\x_{1,2}=0,-3\\\\\ x_2 \notin [-2,+\infty) \Rightarrow x_1=0[/latex]