# Modelling a quadratic - Systems of linear equations

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• May 12th 2010, 05:13 AM
Ari
Quote:

Originally Posted by dwsmith
Being hasty and not wanting to deal with fractions.
$-x^2+2x-1+14\rightarrow -x^2+2x+13$

wow thanks very much!

actually multyplying it by two makes the graph twice as large(Rofl)

so (-1/2)x^2 + x + 6.5 is the right answer

thanks again!
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