How do you simplify $sqrt(7/5)$ ?

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Answer 1 · 2016-08-16T18:15:38

I am not sure it is going to be simpler but...

Let us write:
$sqrt(7/5)=sqrt(7)/sqrt(5)=$
rationalize it:
$=sqrt(7)/sqrt(5)*sqrt(5)/sqrt(5)=(sqrt(7)sqrt(5))/5=sqrt(7*5)/5=sqrt(35)/5$

It is not an incredible simplification of the original but at least you can "see" some square root manipulations!

How do you simplify sqrt(7/5)sqrt(7/5)?