How do you simplify $2/sqrt5$ ?

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Answer 1 · 2015-04-06T23:42:25

Multiply the numerator and denominator times $sqrt(5)$ .

$(2)/(sqrt (5))*(sqrt (5))/(sqrt (5))=(2sqrt(5))/(5)$

Answer 2 · 2015-04-06T23:43:33

Try rationalizing by multiplying and dividing by $sqrt(5)$ ., i.e.:
$2/sqrt(5)*sqrt(5)/sqrt(5)=$ and see what happens!

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