please help?

2 ⤊

factor the expression

1.x^3+2x^2-3x-6
2. x^3+4x^2+x+4

2007-07-02 06:46:32 · 2 answers · asked by Berry A 2 in Science & Mathematics ➔ Mathematics

1. x^3+2x^2-3x-6 = x^2(x+2) -3(x+2)= (x^2 - 3) (x+2)
2. x^3+4x^2+x+4 = x^2(x+4) + 1 (x+4) = (x^2 + 1) (x+4)

2007-07-06 05:58:35 · answer #1 · answered by robert 6 · 0⤊ 0⤋

1. X^2(x+2) -3(x+2)= (X^2 - 3) (X+2)
2. X^2(x+4) + 1 (x+4) = (X^2 + 1) (x+4)

2007-07-02 13:50:59 · answer #2 · answered by timemccormick 3 · 2⤊ 0⤋