Question

how to rationalize root 5/ 2 root 5?

Answer 1

\[\sqrt{5} /2\sqrt{5}\]
?

Answer 2

yes

Answer 3

well you dont need any rationalizing in this problem. but in general you multiply top and bottom by the square root of the bottom. In this case you multiply top and bottom by sqrt(5) to get 1/2

Answer 4

or you could just cancel sqrt(5) from top and bottom

Answer 5

Ok thanks!