Question

(x+1) puterea2-3x=(x-2)puterea2 este;

Answer 1

(x+1)²-3x=(x-2)²
x²+2x+1-3x=x²-4x+4
x²-x+1-x²+4x-4=0
3x-3=0
3x=3
x=3/3
x=1

Answer 2

[tex](x+1)^2-3x=(x-2)^2 \\ x^2+2*x*1+1^2-3x=x^2-2*x*2+2^2 \\ x^2+2x+1-3x=x^2-4x+4 \\ x^2-x+1=x^2-4x+4 \\ x^2-x=x^2-4x+3 \\ -x=-4x+3 \\ 3x=3 \\ x=1[/tex]