CPM Homework Help : INT2 Problem 7-18

Factor the following expressions completely. Hint: Always look for common factors first.

$15x^2+39x-18$
Hint (a):
Start by factoring out a $3$ .
Then factor the remaining quadratic.

$6t^2-26t+8$
Hint (b):
Start by factoring out the GCF.

$6x^2-24$
Hint (c):
Factor out a $6$ . 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