(x^2+2x+1)-(x^2-4x+3)=?
(x^2 +2x +1 )- (x^2 -4x +3)
x^2 - x^2 +2x +4x +1 -3
6x = -1+3
6x = 2/:6
x = 2/6
x = 1/3
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(x^2 +2x +1 )- (x^2 -4x +3)
x^2 - x^2 +2x +4x +1 -3
6x = -1+3
6x = 2/:6
x = 2/6
x = 1/3