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  • 22-10-2016
  • Mathematics
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Which of the following statements describes one part of completing the square for x 2 + 4x = 32?

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Аноним Аноним
  • 07-12-2018

SOS:

Answer:

Take the square root of 36 and subtract 2.

Step-by-step explanation:

[tex]x^2+4x=32\\(\frac{1}{2}*4=2; 2^2=4) : x^2+4x+4=36\\\sqrt{(x+2)^2}=\sqrt{36}\\ x+2=±6: -2+6=4, -2-6=-8[/tex]

Hope this helps!!

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