Question

Which of the following are prime factorizations of the number 100? Check all that apply.

A. 2, 5, 10
B. 5, 10, 2
C. 5, 2, 5, 2
D. 5, 2, 2, 5

Answer 1

Its C and D? I provided a picture showing how I did it. You just create a factor tree and circle all the prime numbers. Than you got your answer.

Answer 2

Use the factor tree to find the prime factorization of 100.

A factor tree of 100. 100 branches to 10 and 10. Both tens branch to 2 and 5.

What is the prime factorization of 100?

2 × 5

2 × 2 × 5 × 5

2 × 5 × 10

10 × 10

Explanation:

smh.. people really keep getting it wrong and its B i took the test