diegolopezmob diegolopezmob
  • 09-12-2015
  • Mathematics
contestada

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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