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Write 7^(-3) as a fraction

Write 7^(-3) as a fraction
asked 145k views
21 votes
Write
7^(-3) as a fraction

asked
User Amodkanthe
by
9.0k points

1 Answer

3 votes

Answer:


(1)/(343)

Explanation:

Using the rule of exponents


a^(-m) ⇔
(1)/(a^(m) ) , then


7^(-3)

=
(1)/(7^(3) ) =
(1)/(343)

answered
User Mike Tours
by
8.6k points
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