jeila89 jeila89

01-10-2018
Mathematics

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help guys thanks need to solve by using only positive exponent

help guys thanks need to solve by using only positive exponent class=

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cmoreno511 cmoreno511

01-10-2018

#22

(-3f)^-3

So write it as a fraction

1/(-3f)^-3

Solve denominator

1/(-3)^3 f^3

1/(-27)f^3

Move neg in front of fraction and multiply 27by f^3

- 1/27f^3

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