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Mathematics 7 Online
OpenStudy (anonymous):

I forgot how to do this...

OpenStudy (anonymous):

rewrite the expression without a negative exponent

OpenStudy (anonymous):

|dw:1384354079234:dw|

OpenStudy (anonymous):

that's a a "z"

OpenStudy (anonymous):

sorry...

OpenStudy (anonymous):

|dw:1384354543171:dw|

OpenStudy (anonymous):

woa thanks!

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