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October 20, 2014

October 20, 2014

Posted by **ANGEL** on Sunday, April 29, 2012 at 1:04am.

- MATH -
**Henry**, Tuesday, May 1, 2012 at 4:49pmC = -42x^2 + 924x + 14112 = 18,100.

-42x^2 + 924x + 14,112 - 18,100 = 0.

-42x^2 + 924x - 3988 = 0.

Use Quad. Formula:

X = 5.89 or 6.

Year = 2006.

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