Decide whether the limit exists. If it exists, find its value.Find 
f(x).
A. 0
B. Does not exist
C. 1
D. 2
Answer: B
Mathematics
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Provide an appropriate response.Use the fact that tan-1 x = 
for |x| < 1 to find the series for cot-1 x.
A. 
- 
B. 
C. 
D. 
- 
Mathematics
Find the sum.4.2 + [(-4.1) + (-3.6)]
A. 3.7 B. 11.9 C. 4.7 D. -3.5
Mathematics
The graph of a one-to-one function f is given. Sketch the graph of the inverse function f-1, on the same set of axes. Use a dashed line for the inverse.
A. 
B. 
C. 
D. 
Mathematics
Find the weighted mean of the numbers in the table. Round to the nearest tenth.At a supermarket during the 6 p.m. rush, the manager counted the number of customers waiting in each of the 12 checkout lines. The results are shown in the table.
A. 5.2 customers B. 4.3 customers C. 4.5 customers D. 5.8 customers
Mathematics