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April 20, 2015

April 20, 2015

Posted by **sunny** on Tuesday, June 17, 2014 at 7:00pm.

- math -
**Damon**, Tuesday, June 17, 2014 at 7:23pmx^2 - 4 = y

x^2 - 4 + (4/2)^2 = y + (4/2)^2

(x-2)^2 = y + 4

so

vertex at (2,-4)

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