Thread: complete the square
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Old December 1st, 2008, 03:31 PM
william william is offline
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Quote:
Originally Posted by mathaddict View Post
3x^2+12x-7=0
x^2+4x-7/3=0
(x+2)^2=7/3+(2)^2
I don't understand what you did. What is the vertex?
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