Factoring

Using the Sum and Difference of Cubes

Steps on how to factor using some difference of cubes

Step 1:Decide if the two terms have anything in common, called the greatest common factor or GCF. If so, factor out the GCF. Do not forget to include the GCF as part of your final answer.

Step 2 :Rewrite the original problem as a difference of two perfect cubes.

Step 3 :Use the following sayings to help write the answer.

a)“Write What You See”

b)“Square-Multiply-Square”

c)“Same, Different, End on a Positive”

Step 4 :Use these three pieces to write the final answer.