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December 28, 2014

December 28, 2014

Posted by **Ms.Ellis** on Friday, July 15, 2011 at 11:44pm.

(7x-2)(2x-7)

- Math -
**Max**, Friday, July 15, 2011 at 11:51pmHint: use FOIL.

Here is an example to help you.

(x + 2)(3x - 4)

FIRST terms multiplied: x•3x = 3x^2

OUTER terms multiplied: x(-4) = -4x

INNER terms multiplied: 2•3x = 6x

LAST terms multiplied: 2(-4) = -8

Add them up: 3x^2 - 4x + 6x - 8 = 3x^2 + 2x - 8

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