Question

Find the LCM of 15 and 30 by prime method​

Answer 1

Answer:

• The prime factorization of 15 is: 3 x 5.
• The prime factorization of 30 is: 2 x 3 x 5.
• Eliminate the duplicate factors of the two lists, then multiply them once with the remaining factors of the lists to get lcm(15,15) = 30.

Answer 2

Answer:

30

Step-by-step explanation:

LCM of 15 and 30 is 30

by prime factorization method