# SOLUTION: I'm needing some help with the following problem: Factor each completely. Some may require several steps. a^4-16 thanks!

Algebra ->  Algebra  -> Equations -> SOLUTION: I'm needing some help with the following problem: Factor each completely. Some may require several steps. a^4-16 thanks!      Log On

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 Algebra: Equations Solvers Lessons Answers archive Quiz In Depth

 Question 186371: I'm needing some help with the following problem: Factor each completely. Some may require several steps. a^4-16 thanks!Answer by jim_thompson5910(28705)   (Show Source): You can put this solution on YOUR website!In this problem, I'll be using the difference of squares formula, which is: Start with the given expression. Rewrite as . Rewrite as Use the difference of squares formula to factor. Rewrite as . Use the difference of squares formula to factor. So completely factors to