Rationalise 1 3 root 5 July 8, 2019 16 32 64 128 Rationalise 1 root 2 root 3 root 5 Rationalise the denominator 5 1 root 3 Rationalize 1 by 5 3 root 2 Rationalize 1 upon 3 root 5 Rationalize 1 by root 5 root 3 √ 5