Question

The least number by which 81 be divided to make a perfect cube is

Answer 1

Step-by-step explanation:

81÷ 3 to make a perfect cube

Answer 2

Step-by-step explanation:

1. prime factors of 81 =3×3×3×3= 3×3
2. hence to , make perfect cube number, we have to divide 81 by 3
3. = 3×3/3=3 = 27 ( it is a perfect cube number)