Use a calculator to find the function value to four decimal places.cos 
A. -0.9239
B. -0.7203
C. 0.9705
D. 0.3827
Answer: D
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Solve the problem.An election is held among five candidates (A, B, C, D, and E). There are 37 voters. Using the method of pairwise comparisons, A, B, and C win one pairwise comparison each. D wins three pairwise comparisons, and E wins all the rest. In this election
A. E is a Condorcet candidate. B. There is no Condorcet candidate. C. D is a Condorcet candidate. D. Cannot be determined from the information given. E. none of these
Use the choices below to fill in the blank. Choices may be used more than once or not at all.
The number that occurs most often in a set of number is called the 
.
A. mean B. mode C. median D. range
Graph 
between -2? and 2?, and then reflect the graph about the line y = x to obtain the graph of 
.
?
A. ?
B. ?
C. ?
D. ?
E. ?
Determine whether or not the graph represents a function.
A. not a function B. function