2007-07-01 10:18:17 · 7 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics
x^2-3x-28
(x+4)(x-7)
2007-07-01 10:21:15 · answer #1 · answered by Anonymous · 1⤊ 0⤋
(x - 7 )(x + 4)
bc -7 + 4 = -3 and -7 * 4 = -28
2007-07-01 10:21:24 · answer #2 · answered by Erin G 2 · 1⤊ 0⤋
x^2-3x-28
(x-7)(x+4)
2007-07-01 10:21:54 · answer #3 · answered by Whiterose7 2 · 0⤊ 0⤋
look for 2 numbers that multiply to -28 and add to -3
the two numbers are -7 and 4
(x - 7) (x + 4)
2007-07-01 10:23:11 · answer #4 · answered by 7 · 0⤊ 0⤋
(x-7) (x+4)
x-7=0 x+4=0
+7 -4
x=7 x=-4
2007-07-01 10:28:05 · answer #5 · answered by right on 2 · 0⤊ 0⤋
(x+4)(x-7)
2007-07-01 10:47:13 · answer #6 · answered by Dave aka Spider Monkey 7 · 0⤊ 0⤋
(x-7)(x+4)
2007-07-01 10:21:54 · answer #7 · answered by Anonymous · 0⤊ 0⤋