What is the greatest common factor of the terms in the expression 36 A plus 54 A b minus 27 b ?
Answer
A
9
B
18 A b
C
18
D
9 A b
Explanation
The greatest common factor of the coefficients 36, 54, and 27 is 9. No variable appears in all three terms, so the greatest common factor is 9, choice A.
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