Question

find lcm and 12 and 30 by the prime factorization method

Answer 1

Explanation:

Find the prime factorization of 12.

Find the prime factorization of 30. 30 = 2 × 3 × 5.

Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the LCM: LCM = 2 × 2 × 3 × 5.

LCM = 60.

Answer 2

Explanation:

prime factor of 12= 2×2×3

prime factor of 30=3×2×5

lcm of 12 and 30 is 2×3×2×5=60