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Home > INT2 > Chapter 7 > Lesson 7.1.1 > Problem 7-18
7-18.
Factor the following expressions completely. Hint: Always look for common factors first.
Start by factoring out a
.
Then factor the remaining quadratic.
Start by factoring out the GCF.
Factor out a
. You will be left with a difference of squares.
Watch the following video if you need help with factoring quadratic expressions. Click the link at right for the full version of the video: Factoring Quadratics