carxlinexox
carxlinexox carxlinexox
  • 09-10-2018
  • Mathematics
contestada

Using complete the square to solve (x+7)(x-9)=25 for x.

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zitterkoph
zitterkoph zitterkoph
  • 09-10-2018

x=  10.43398113 ,  -8.43398113

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