Question

simplify
radical 18- radical 2

Answer 1

\[\sqrt{18}-\sqrt{2}=\sqrt{3*3*2}-\sqrt{2}\]

Answer 2

rad2(3-1)

Answer 3

2rad2

Answer 4

\[3\sqrt{2}-\sqrt{2}=\sqrt{2}\]

Answer 5

Ummm...@nancy? 3rad(2) - rad(2) = rad(2)?

I think you mean\[3\sqrt{2}-\sqrt{2}=2\sqrt{2}\]