hpelcher2017 hpelcher2017
  • 15-02-2017
  • Mathematics
contestada

What number must you add to complete the square? x2 + 14x = -5

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texaschic101
texaschic101 texaschic101
  • 15-02-2017
u take half of the x term and square it....then add to both sides

14/2 = 7.......7^2 = 49...so u add 49 to both sides
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Аноним Аноним
  • 15-02-2017
44 is your answer

x2 + 14x = -5

must add 44 to complete the square

x2 + 14x +5 + 44
=x2 + 14x +49
=(x+7)^2
Answer Link

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