juanchester1997 juanchester1997
  • 09-08-2016
  • Mathematics
contestada

Solve: (x + 5)^2 + 15 = 64

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crisforp
crisforp crisforp
  • 09-08-2016
(x+5)^2 = 49;
Then x + 5 = 7 or x + 5 = -7 ;
Finally, x = 2 or x = -12.
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