Use the given table to find the indicated probability.People were given three choices of soft drinks and asked to choose one favorite. The following table shows the results.
P(person is over 40 
A.
B.
C.
D. None of the above
Answer: C
Mathematics
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Find the area of the region specified in polar coordinates.the region enclosed by the curve r = 8 - 5 cos ?
A. ?
B. 57?
C. ?
D. 89?
Mathematics
Solve the problem.The number of mosquitoes M(x), in millions, in a certain area depends on the June rainfall x, in inches: What rainfall produces the maximum number of mosquitoes?
A. 9.5 in. B. 361 in. C. 0 in. D. 19 in.
Mathematics
Solve the equation and express the solution in exact form using either ln or log as indicated.x = -9
Express the answer using ln.
A. {ln 9}
B. {ln -9}
C.
D. ?
Mathematics
Use the even-odd properties to find the exact value of the expression. Do not use a calculator.cot (-60°)
A. -
B.
C.
D. -
Mathematics