By what number should (3/5)^7 be divided to get (5/3)^2?
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Answers
Answered by
10
{(3/5)^7}/x=(5/3)^2
[{5/3}^(-7)]/x=(5/3)^2
x=[{5/3}^(-7)]/[(5/3)^2]
x=(5/3)^(-7-2)
x=(5/3)^(-9) or (3/5)^9
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Answered by
8
Answer:
(3/5)^9
Step-by-step explanation:
let X be the number
(3/5)^7/X=(5/3)^2
=>(3/5)^7*(3/5)^2=X [by cross multiplying]
as a^m*a^n=a^(m+n)
similarly ,(3/5)^9=x
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