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October 23, 2014

October 23, 2014

Posted by **Anonymous** on Thursday, March 1, 2012 at 3:42pm.

- college math -
**MathGuru**, Friday, March 2, 2012 at 5:27pmComplete the Square:

x^2 + 16x = 0

x^2 + 16x + (16/2)^2 − (16/2)^2 = 0

x^2 + 16x + 64 = 64

(x + 8)^2 = 64

x + 8 = + or - √64

x + 8 = 8; x + 8 = -8

Therefore:

x = 0, −16

Check with the original equation. It always helps to check your work!

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