5 2 √ 3 7 4 √ 3 rationalise July 8, 2019 16 32 64 128 5 2 √ 3 7 4 √ 3 rationalise the denominator 5 2 root 3 upon 7 4 root 3 rationalise the denominator Rationalise 5 2 root 3 7 4 root 3 Rationalize the denominator 5 2 √ 3 7 4 √ 3 √ 5