Which of the following RADICALS does not need to be RATIONALIZED? How to Rationatized? Part1 of 3

[@rhovamei1047]

Thank you so much, ma’am. ^^

[@rhoda3573]

Thanks much.

[@MelchorSanchez-rg4yt]

Hi mam. Bakit po ang answer ang √6/4 sa solution nyo tapos sa choices ang answer is √2/√2?

[@vanessatv269]

Hello po mam sana mabigyan ng pansin po