diegolopezmob diegolopezmob

09-12-2015
Mathematics

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find both solutions for the variable a^2-8a-48=0

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redcloud redcloud

09-12-2015

a^2-8a-48=0
factor
(a+4)(a-12)=0
set each equal to 0
a+4=0 a-12=0

a=-4,12

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