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What is the nonnegative difference between the roots for the equation x^2 + 30x + 240= -36 ?

 Dec 4, 2020
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x^2 + 30x + 240= -36 

x^2 + 30x+276=0     Quadratic Formula shows x = -15 +- sqrt (51) i       Take it from here.....

 Dec 4, 2020

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