### Home > MC1 > Chapter 10 > Lesson 10.2.1 > Problem 10-73

10-73.

(a) cannot be the least common multiple of 12 and 9, since 3 is smaller than both of these numbers.

Check the next smallest number. Is this a multiple of both 9 and 12?

10-73.

(a) cannot be the least common multiple of 12 and 9, since 3 is smaller than both of these numbers.

Check the next smallest number. Is this a multiple of both 9 and 12?