SOLUTION: 4x^2+20x+25=0. Find the roots?

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Question 547338: 4x^2+20x+25=0. Find the roots?
Answer by ankor@dixie-net.com(22740) About Me  (Show Source):
You can put this solution on YOUR website!
4x^2+20x+25=0. Find the roots?
:
You should recognize this as a perfect square, factors to
(2x+5)(2x+5) = 0
A double root
2x = -5
x = -2.5