6 per akar 5 kurang 2

6/akr 5-2= akr 5+12/akr 5+12
=6 akr 5+12/akr 5 kuadrat-4
=6 akr 5+ 12/ 5-4
=6 akr 5+12/1
=6 akr 5+12

6 / (akar) 5 – 2 = 6 (akar 5) / 5 – 2 =
6(akar 5) / 5 – 10/5 = (6 akar 5 – 10) / 5