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which of the following statement is correct
a. 9 is gcf of 6 and 27
b. 9 is the gcf of 3 and 21
c. 9 is the gcf of 3 and 12
d. 9 is the gcf of 9 and 36​


Sagot :

Answer:

D. 9 is the GCF of 9 and 36

Step-by-step explanation:

A. 9 is GCF of 6 and 27❌

Factors of 6: 1, 2, 3, and 6

Factors of 27: 1, 3, 9, and 27

Therefore, 9 is NOT the GCF of 6 and 27.

B. 9 is the GCF of 3 and 21❌

Factors of 3: 1 and 3

Factors of 21: 1, 3, 7, and 21

Therefore, 9 is NOT the GCF of 3 and 21.

C. 9 is the GCF of 3 and 12❌

Factors of 3: 1 and 3

Factors of 12: 1, 2, 3, 4, 6, and 12

Therefore, 9 is NOT the GCF of 3 and 12.

D. 9 is the GCF of 9 and 36

Factors of 9: 1, 3, and 9

Factors of 36: 1, 2, 3, 4, 6, 9, 12, 18, and 36

Therefore, 9 is the GCF of 9 and 36.

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