su4nshard8sally su4nshard8sally

08-07-2016
Mathematics

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what identity can be used to rewrite the expression 4x^2-9

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0100010 0100010

08-07-2016

4x^2-9=4(x^2-9/4)=4(x-3/2)(x+3/2) i think that is correct answer.

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good job