Rationalize the denominator. Assume that no radicands were formed by raising negative numbers to even powers. 
A. 
B. 
C. 
D. 
Answer: D
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Use a finite sum to estimate the average value of the function on the given interval by partitioning the interval and evaluating the function at the midpoints of the subintervals.f(x) = 
on 
divided into 5 subintervals
A. 
B. 
C. 
D. 
Use the graph of f to determine the intervals where f is increasing and where f is decreasing.
A. increasing: never; decreasing: (-?, ?) B. increasing: (-?, 0]; decreasing [0, ?) C. increasing: (-?, ?); decreasing: never D. increasing: [0, ?); decreasing (-?, 0]
Simplify the expression. If any variables exist, assume that they are positive.-5
- 7
A. -16
B. -12
C. 26
D. -26
Provide an appropriate response.When creating a grouped frequency distribution, each class interval:
A. will always have different tallies B. will have the same number of tallies C. will have the same mean D. should be created appropriately, given the data set