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October 21, 2014

October 21, 2014

Posted by **Anna** on Monday, November 14, 2011 at 3:28pm.

f(x)=3x^4-x^3+4x-2

- math -
**Steve**, Tuesday, November 15, 2011 at 5:45amwhat's the trouble? Plug in x = -1

3(1) - (-1) + 4(-1) - 2 = -2

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