Factoring Quadratics

 $14x^3y+7x^2y-7xy$  
What is the GCF?

•  $7xy$  

•  $7x^3y$  

•  $14x^3y$  

•  $14xy$  

$14x^3y+7x^2y-7xy$
Factor completely using GCF

• $7xy\left(2x^2+x-1\right)$

• $7xy\left(2x^2+x\right)$

• $7x^3y\left(2+x-x^2\right)$

• $14xy\left(x^2+2x-2\right)$

 $x^2-81$  

Factor completely.  

Do no use spaces in your answer.

 $9x^2-4y^2$  
Factor completely.  

Do not use spaces in your answer.

 $x^2-10x+21$  
Factor completely.

Do not use spaces in your answer.

 $x^2-5x-36$  
Factor completely.

Do not use spaces in your answer.

 $6x^2-5x-4$  
What is the product that you will be looking for?

 $6x^2-5x-4$  
What is the sum that you will be looking for?

 $6x^2$   $+$   ______   $+$  ________ $-4$  

Use these values to split up the x-terms.
Fill in the blanks.

Separate your answers with a comma and no spaces.

 $\left[6x^2+3x\right]+\left[-8x-4\right]$ 

What is the GCF from the first group?