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Compute: - Mathematics

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Question

Compute:

`(125)^(-2/3)÷(8)^(2/3)`

Sum

Solution

`(125)^(-2/3)÷(8)^(2/3)=(5^3)^(-2/3)÷(2^3)^(2/3)`

`=5^(-2/3xx3)÷2^(3xx2/3)`

`=5^-2÷2^2=1/5^2xx1/2^2`

`=1/25xx1/4=1/100`

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More About Exponents
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Chapter 2: Exponents - Exercise 2 (B) [Page 33]

APPEARS IN

Selina Concise Mathematics [English] Class 8 ICSE
Chapter 2 Exponents
Exercise 2 (B) | Q 1.13 | Page 33
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