Simplify the radical expression. Assume that all variables represent nonnegative real numbers.(
- 
) (
- 
)
A. 
+ 
- 
+ 3
B. 
- 
- 
+ 3
C. 
- 
- 
+ 3
D. 
- 
- 
+ 
Answer: C
Mathematics
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Sketch the graph of the function and its inverse on the same coordinate axes.f(x) = 
x + 2
A. 
B. 
C. 
D. 
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Fill in the blank with one of the words listed below.
The set of all x-coordinates of a relation is called the 
of the relation.
A. x-axis B. domain C. range D. x-intercept
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Find the vertices of the ellipse.
+ 
= 1
A. (-3 + 3
, 2), (-3 - 3
, 2)
B. (6, 2), (-6, 2)
C. (- 3
, 2), (3
, 2)
D. (-9, 2), (3, 2)
Mathematics
Write the following as a rate in lowest terms.70 pounds per 8 packages
A. 
B. 
C. 
D. 
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