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Posted by **kiki** on Friday, November 16, 2012 at 7:19pm.

3x to the negative fourth power plus 8 when x equals 2

please help

- math -
**MathNerd :3**, Friday, November 16, 2012 at 7:49pmits 125/16

- math -
**Steve**, Friday, November 16, 2012 at 7:59pm(3x)^(-4)+8

1/(3x)^4 + 8

1/(3*2)^4 + 8

1/6^4 + 8

8 1/1296

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