1.) p^2-7p+12 2.) 25x^2-81y^2?

0 ⤊

factor completely

2007-11-24 12:26:46 · 3 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics

p^2-7p+12
(p-3)(p-4)

25x^2-81y^2
(5x+9y)(5x-9y)

2007-11-24 12:32:05 · answer #1 · answered by baseball6z 2 · 0⤊ 0⤋

1) p^2 - 7p + 12 = (p - 3)(p - 4)
2) 25x^2 - 81y^2 = (5x + 9y)(5x - 9y)

Don't ask, because I'm sure they're both right. =p

2007-11-24 12:33:44 · answer #2 · answered by anime.otaku_sf 2 · 0⤊ 0⤋

2. (5x+9y)(5x-9y)

2007-11-24 12:32:55 · answer #3 · answered by norman 7 · 0⤊ 0⤋