Question

Find the LCM of the following numbers by prime factorisation method​

Answer 1

Solution:

Resolving each given number into its prime factors.

Resolving each given number into its prime factors. 9 = 3 × 3 = 3².

Resolving each given number into its prime factors. 9 = 3 × 3 = 3². 15 = 3 × 5.