Add or subtract.(8m2n - 6mn + 4mn2) - (4m2n + 4mn - 4mn2)
A. 4m4n2 - 10mn + 8m2n4
B. 4m2n - 2
C. 4m4n2 - 10m2n2 + 8m2n4
D. 4m2n - 10mn + 8mn2
Answer: D
Mathematics
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Compute the range for the set of data.6, 8, 8, 3, 7, 12, 8, 9, 6
A. 12 B. 7.4 C. 9 D. 15
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Write an equation to describe the situation.Each week you save 
, which is 
of your weekly income. Write an equation to describe your weekly income I.
A. 
= 78
B. 
= 
C. I + 
= 78
D. 2I = 78
Mathematics
Write an equation in slope-intercept form of a line satisfying the given conditions.m = - 
; b = 5
A. y = - 
x - 5
B. y = 
x + 5
C. y = 
x - 5
D. y = - 
x + 5
Mathematics
Find the product.(4y2 + 2y - 4)(y2 + 5y - 1)
A. 4y4 + 22y3 - 2y2 - 22y + 4 B. 4y4 + 20y3 + 2y2 - 22y + 4 C. 4y4 + 22y3 + 2y2 - 22y + 4 D. 4y4 + 20y3 - 2y2 - 22y + 4
Mathematics