Respuesta :

Answer: (2 root5)/5

Step-by-step explanation:

You multiply the top and bottom by root 5.

Answer:

Hi Mate , I hope you're doing good

So ,The Right answer is the last choice ( 2√5/5)

Step-by-step explanation:

  1. [tex]\frac{2\sqrt{5} }{\sqrt{5} \sqrt{5} }[/tex]
  2. [tex]\frac{2 \sqrt{5} }{5}[/tex]