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Question

Simplify the following using laws of expressions
(2x)4÷(2x)2

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Solution

Given that,
(2x)4÷(2x)2=(2x)4(2x)2
We know that,
xaxb=xab(2x)4(2x)2=(2x)42=(2x)2=(2x)2
We know that,
(a.b)n=anbn=22x224=4=4x2
Then ,
We get 4x2.

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