Chapter 5, Lesson 2


5-2.A list all the factors of a number
Which list contains exactly all the factors of 72?
(a) 2, 3, 4, 6, 7, 8, 9, 12, 18, 24, 36
(b) 1, 2, 3, 4, 6, 7, 8, 9, 12, 18, 24, 36, 72
(c) 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72
(d) 1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 70, 72

5-2.B find the prime factorization of a number
Write the prime factorization of 200.