27x^2-12y^2
2007-09-27 17:11:09 · 7 answers · asked by helloosunshine 3 in Science & Mathematics ➔ Mathematics
okay i learned this in like algebra 1 but i'm having a brain fart haha! thanks for understanding!
2007-09-27 17:12:59 · update #1
3 ( 9 x ² - 4 y ² )
3 ( 3 x - 2 y ) ( 3 x + 2 y )
2007-09-28 03:44:04 · answer #1 · answered by Como 7 · 0⤊ 0⤋
27x^2-12y^2 = factor out a 3
3(9x^2-4y^2)... now you can foil it out.
3(3x-2y)(3x+2y) and thats it!
2007-09-28 00:15:29 · answer #2 · answered by Danny 2 · 0⤊ 0⤋
27x^2-12y^2
= 3 (9x^2-4y^2)
= 3 (3x-2y)(3x+2y)
2007-09-28 00:15:08 · answer #3 · answered by cllau74 4 · 0⤊ 0⤋
well reduce by 3
3(9x^2-4y^2)
now 9x^2 - 4y^2 are difference of squares so this is your answer=
3(3x-2y)(3x+2y)
2007-09-28 00:17:44 · answer #4 · answered by Mobius1 4 · 0⤊ 0⤋
3(9x^2-4y^2) =
3(3x+2y)(3x-2y)
2007-09-28 00:15:49 · answer #5 · answered by The Assassin with a Resume 4 · 0⤊ 0⤋
3(3x-2y)(3x+2y)
2007-09-28 00:15:24 · answer #6 · answered by Marcus C 3 · 0⤊ 0⤋
good luck
2007-09-28 00:12:41 · answer #7 · answered by Anonymous · 0⤊ 0⤋