Answer 1

To find the cube root of 729, let us factorise 729 first.

729 = 3 × 3 × 3 × 3 × 3 × 3

729 = (3 × 3) × (3 × 3) × (3 × 3) = (3 × 3)³ = 9³

∴ `root(3)(729) = 9`