Please help me solve this?

0 ⤊

Use grouping to factor this polynomial completely

xa + ay + 3y + 3x

Thank you.

2007-06-02 05:51:14 · 4 answers · asked by CHRISTOPHER R 1 in Science & Mathematics ➔ Mathematics

xa + ay + 3y + 3x

a(x + y) + 3(y + x)

(a + 3)(x + y)

- - - - - - - - - - -s-

2007-06-02 06:41:08 · answer #1 · answered by SAMUEL D 7 · 0⤊ 0⤋

xa + ay + 3y + 3x
=xa+3x+ay+3y
x(a+3)+y(a+3)
=(a+3)(x+y)

2007-06-02 12:54:59 · answer #2 · answered by iyiogrenci 6 · 0⤊ 0⤋

(xa + ay) + (3y + 3x)
=a(x +y) + 3 (x+y)
=(x+y)(a+3)

2007-06-02 12:56:10 · answer #3 · answered by Gama 2 · 0⤊ 0⤋

I think you're looking for:

x(3+a) + y(3+a)

which can be simplified to:

(x+y)(3+a)

2007-06-02 12:55:43 · answer #4 · answered by Mark S, JPAA 7 · 0⤊ 0⤋