Modeling with Quadratic Equations — Cumulative exam
Question 8 • CA-Common Core Math II A-CR
What is the greatest common factor of 4xy2 and 20x2y4?
Answer
4
4xy
4
4xy2
2
24xy
2
24xy2
Explanation
The greatest common factor of the coefficients 4 and 20 is 4. For the variables, use the smaller exponent of each: x¹ and y², so the GCF is 4xy², choice B.
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