math algebra?

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I need help solving this pretty please , I need to factor completely
x^2 y-16y+48-3x^2=

2007-06-27 06:58:55 · 3 answers · asked by shy_happy25 1 in Science & Mathematics ➔ Mathematics

group the terms this way:

x²y - 3x² - 16y + 48 =
x²(y - 3) - 16(y - 3) =
(x² - 16)(y - 3) =
(x + 4)(x - 4)(y - 3)

2007-06-27 07:04:15 · answer #1 · answered by Philo 7 · 0⤊ 0⤋

x^2y-16y+48-3x^2=x^2(y-3)-16(y-3)
=(y-3)(x^2 -16)=(y-3)(x+4)(x-4). answer

2007-06-27 14:06:09 · answer #2 · answered by Anonymous · 0⤊ 0⤋

x^2(y-3) - 16(y-3)
(x^2-16)(y-3)
(x + 4)(x - 4)(y-3)

2007-06-27 14:07:51 · answer #3 · answered by wishing4more 2 · 0⤊ 0⤋