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Key Quiz 7.2
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1
The greatest factor of 16h and 24 is:
A)4
B)8
C)8h
D)12
2
The greatest factor of 9x3, 6x2, and 12x is:
A)2x
B)3
C)3x
D)6x
3
Write -15y2 + 25y in fully-factored form.
A)-5y (3y - 5)
B)-5y (3y + 5)
C)-5 (3y2 - 5y)
D)-y (15y - 25)
4
Factor completely: 6x3 - 15x2 + 21x .
A)3 (2x3 - 5x2 + 7x)
B)x (6x2 - 15x + 21)
C)3x (2x2 + 5x + 7)
D)3x (2x2 - 5x + 7)
5
Find the fully-factored dimensions of the rectangle shown, assuming there are no fractions among the coefficients of the expressions for the dimensions.
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A)5m2, (3m - 2)
B)5m, (3m2 - 2m)
C)5, (3m3 - 2m2)
D)10m2, (1.5m - 1)





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