Question

what is the LCM of 13 and 21

Answer 1

Answer:

The LCM of 13 and 21 is 273.

Step-by-step explanation:

Steps to find LCM

Find the prime factorization of 13

13 = 13

Find the prime factorization of 21

21 = 3 × 7

Multiply each factor the greater number of times it occurs in steps i) or ii) above to find the LCM:

LCM = 3 × 7 × 13

LCM = 273

Answer 2

Answer:

273

Step-by-step explanation:

I hope it'll help you