SOLUTION: Completely factor this polynomial: ----------- ----------- --------- 4x² - 25 ----------- -------- i need to know the steps on how to do it.

Algebra ->  Coordinate Systems and Linear Equations  -> Lessons -> SOLUTION: Completely factor this polynomial: ----------- ----------- --------- 4x² - 25 ----------- -------- i need to know the steps on how to do it.      Log On


   

Question 732635: Completely factor this polynomial:
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4x² - 25
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i need to know the steps on how to do it.
Found 2 solutions by Alan3354, lynnlo:
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Completely factor this polynomial:
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4x² - 25
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It's a difference of 2 squares: %282x%29%5E2+-+5%5E2
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a%5E2+-+b%5E2+=+%28a-b%29%2A%28a%2Bb%29

Answer by lynnlo(4176) About Me  (Show Source):
You can put this solution on YOUR website!
(2X-5)(2X+5)