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  • 13-11-2016
  • Mathematics
contestada

What number must you add to complete the square?

x^2 + 2x = -1
A. 4
B. 3
C. 1
D. 2

Respuesta :

texaschic101
texaschic101 texaschic101
  • 13-11-2016
x^2 + 2x = -1......take half of ur x term (2x), and square it. So we take half of 2, which is 1, and square it....1^2 = 1....so u would add 1 to both sides
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sistersbypride
sistersbypride sistersbypride
  • 13-11-2018

The correct answer is 1

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