Question

How do you simplify 2/the square root of 5?

Answer 1

The best you can do is to rationalize the denominator
`2/sqrt(5) = 2/5sqrt(5)`

Explanation:

`2/sqrt(5)`

`=2/sqrt(5)xxsqrt(5)/sqrt(5)`

`=(2sqrt(5))/((sqrt(5))^2)`

`=(2sqrt(5))/5`

`=2/5sqrt(5)`