The prime factorization of 12 is 2 × 2 × 3 and 30 is 2 × 3 × 5. What is their GCF?
A. 2
B. 4
C. 6
D. 8
ANSWER:
SOLUTION:
common factors of 12 and 30: 2, 3
therefore:
2 × 3 = 6
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MATH
Factoring
The prime factorization of 12 is 2 × 2 × 3 and 30 is 2 × 3 × 5. What is their GCF?
A. 2
B. 4
C. 6
D. 8
ANSWER:
C. 6
SOLUTION:
common factors of 12 and 30: 2, 3
therefore:
2 × 3 = 6