Rewrite the middle term as the sum of two terms and then factor by grouping.?

0 ⤊

x^2+2x-3

2007-05-24 06:22:37 · 4 answers · asked by babydollof4kids 1 in Education & Reference ➔ Homework Help

replace +2 with 3-1

so 2x becomes 3x - 1x

then the polynomial becomes

x^2 + 3x -x - 3
x (x + 3) - 1*( x + 3)
(x - 1) * (x + 3)

2007-05-24 09:29:07 · answer #1 · answered by George C 3 · 0⤊ 0⤋

xÂ² + 2x - 3

xÂ² + 3 x - x -3

(x + 3)(x + 1)
.

2007-05-24 13:26:57 · answer #2 · answered by Robert L 7 · 0⤊ 0⤋

(x+3)(x-1)

2007-05-24 13:25:42 · answer #3 · answered by txmama423 3 · 0⤊ 0⤋

x^2 + 3x - x - 3
(x + 3)(x - 1)

2007-05-24 13:26:52 · answer #4 · answered by not gh3y 3 · 0⤊ 0⤋