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Mathematics 17 Online
OpenStudy (winsteria):

MEDAL AND FAN PLEASE HELP

OpenStudy (photon336):

\[x^{-n} = \frac{ 1 }{ x^{n} }\]

OpenStudy (photon336):

\[9^{-2}\] 1. just square 9 and pretend that the negative sign is not there. 2. when you're done then put 1/(answer) you got in #1

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