Rationalize the denominator. Assume all variables represent positive real numbers.
A. 3y
B. 
C. 3
D. 
Answer: D
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Provide an appropriate response.What base is being used in a 3-digit numeral having place values as depicted in the table.
Fill in the blank(s) with the appropriate word(s).
Use a graphing utility to graph the polar equation.r = 
A. 
B. 
C. 
D. 
Consider a family of functions 
. Graph all the given members of the family in the viewing rectangle indicated.
?
(a)
by 
?
(b)
by 
?
How does the value of c affect the graph?
?
A. The graphs in part (a) are obtained by shifting the graph of 
to the right c units, 
. The graphs in part (b) are obtained by shifting the graph of 
to the left 
units, 
.
B. The graphs in part (a) are obtained by shifting the graph of 
to the left c units, 
. The graphs in part (b) are obtained by shifting the graph of 
to the right units, 
.
C. The graphs in part (a) are obtained by shifting the graph of 
to the left and downwards c units, 
. The graphs in part (b) are obtained by shifting the graph of 
to the right and up 
units, 
.
D. The graphs in part (a) are obtained by shifting the graph of 
up c units, 
. The graphs in part (b) are obtained by shifting downwards the graph of 
units, 
.
E. The graphs in part (a) are obtained by shifting the graph of 
downwards c units, 
. The graphs in part (b) are obtained by shifting the graph of 
up units, 
.
Simplify the expression. If any variables exist, assume that they are positive.
- 
A. -5
B. -10
C. - 10
D. - 