SOLUTION: How would this be factored completely? 128-2a^3 Thank you!

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Question 26252: How would this be factored completely?
128-2a^3
Thank you!
Answer by uknouluvme89(30) About Me  (Show Source):
You can put this solution on YOUR website!
128-2a^3
factor out a 2
2(64-a^3)
since (64-a^3) is a difference of two cubes, we follow the mathematical rules for a difference of two cubes
2(4-a)(16+4a+a^2)