Simplify the following rational expression √(140x^5 )/√5x=
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Square root of (18) / Square root o...
Square root of (18) / Square root of (8)-3

The square root can be applied to the whole fraction: sqrt(140x^5/5x)=sqrt(28x^4)=sqrt(2^2*7*(x^2)^2)=2x^2sqrt(7).

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