retanacaro4 retanacaro4
  • 09-06-2020
  • Mathematics
contestada

Please help. I’ll mark you as brainliest if correct!!!!!

Please help Ill mark you as brainliest if correct class=

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jaimemenendezalvarez
jaimemenendezalvarez jaimemenendezalvarez
  • 09-06-2020

[tex]x^2+14x+40=0\\x^2+14x+40+9-9=0\\x^2+14x+49=9\\(x+7)^2=9\\\\D=7\\E=9[/tex]

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angelinasantos angelinasantos
  • 09-06-2020

Answer:

x^2+14x+40=0\\x^2+14x+40+9-9=0\\x^2+14x+49=9\\(x+7)^2=9\\\\D=7\\E=9

Step-by-step explanation:

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