Subtract and, if possible, simplify.
x - 
x
A. 
x
B. 
x
C. 
x
D. 
x
Answer: D
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Use the frequency polygon to answer the following.The frequency polygon shows the salaries of employees of a small company.
The least number of employees are in which salary group(s)?
A. $4000-$8000 and $44,000-$48,000 B. $24,000-$28,000 C. $36,000-$40,000
Graph the rational function.
?
?
Note that the numerator and denominator of the fraction share a common factor.
?
A. ?
B. ?
C. ?
D. ?
Find the standard form of the equation of the ellipse satisfying the given conditions.Endpoints of major axis: (-7, 4) and (9, 4); endpoints of minor axis: (1, -1) and (1, 9)
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 0
Find the area of the figure below. (The area of a rectangle is the product of its length and width. The area of a triangle is 
the product of its base and height.)
A. 
sq ft
B. 
sq ft
C. 
sq ft
D. 
sq ft