Posted by sam on Wednesday, January 12, 2011 at 11:50am.
factor the following... x^2+8x+12

algebra  helper, Wednesday, January 12, 2011 at 11:57am
list the factors of 12,
2 * 6
3 * 4
12 * 1
Now, when added, must equal 8
2 * 6 = 8
3 * 4 = 7
12 * 1 = 12
so, since 2 * 6 = 12 and 2 + 6 = 8
x^2+8x+12
(x + 2)(x + 6)
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