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i need some help...thanks!?

use the ac test to determine if trinomial is factored.

x^2+2x-15

2007-11-21 03:28:06 · 1 answers · asked by lele 2 in Education & Reference ➔ Homework Help

1 answers

1 factors to 1, 1
15 factors to 3, 5
5-3 =2
so it can be factored

(x+5)(x-3)

2007-11-21 03:33:18 · answer #1 · answered by Steve A 7 · 0⤊ 0⤋

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