Use the divisibility rules to help determine the prime factorization of the following number.
14
A) $3 \cdot 7$
B) $4 \cdot 7$
C) $2 \cdot 6$
D) $2 \cdot 7$
E) none of these

Question

Quizplus · Accepted Answer

14 is divisible by 2 and 7. Therefore, it can be expressed as 2 x 7. However, 6 is not a prime number, so options A, B, and C can be ruled out. Therefore, the best choice is D, which correctly expresses the prime factorization of 14 as 2 x 7.

Use the Divisibility Rules to Help Determine the Prime Factorization 3⋅73 \cdot 73⋅7

Use the Divisibility Rules to Help Determine the Prime Factorization $3 \cdot 7$