smurfs2
smurfs2 smurfs2
  • 16-08-2016
  • Mathematics
contestada

Help!! on question 13, solve each equation for x.

Help on question 13 solve each equation for x class=

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RainbowPie
RainbowPie RainbowPie
  • 16-08-2016
square root of x^2 is x
square root of 144 is 12
(x-12) (x+12)
x=12 or x= -12
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