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August 30, 2015

Homework Help: mathematics

Posted by Mary on Saturday, June 27, 2009 at 10:56am.

How do i caluclate the roots of the equation for:
x^2-3x-12=0
(x^2-4)=0 (x+3)=0
x^2=4 x+3+0
x=4 x=-3

Am i on the right path or just way off??

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