The graph of a function f is given. Use the graph to answer the question.Is f(4) positive or negative?
A. negative
B. positive
Answer: B
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Provide an appropriate response.Graph f(x) = cos-1 
and g(x) = tan-1 
. Explain why the graph looks like it does.
What will be an ideal response?
Determine whether or not the first number is divisible by the second number1978; 2
A. Yes B. No
Use I = Prt for simple interest to find the indicated quantity.P = $3000; t = 90 days; I = $105. Find r. (Use 360 days in a year.)
A. 3.5% B. 14.0% C. 9.7% D. 14.2%
Solve the problem.Park rangers catch, tag, and release 210 water buffalo back into a wildlife refuge. Two weeks later they observe a sample of 175 buffalo, of which 7 are tagged. Assuming that the ratio of tagged buffalo in the sample holds for all buffalo in the refuge, how many buffalo are there in the park?
A. 3500 buffalo B. 7000 buffalo C. 5250 buffalo D. 4375 buffalo