Convert the radian measure to degrees.
A. 
°
B. 45°
C. 0.785°
D. 45? °
Answer: B
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Suppose ? is an angle in standard position. Given either a point on the terminal side of ? or an equation of the terminal side of ?, give the exact value of the indicated trigonometric function(s). (-5, 9); find sin ?.
A. 
B. - 
C. 
D. 
Solve.If $14,000 is invested at 10% simple annual interest, how much should be invested at 12% annual simple interest so that the total yearly income from both investments is $5000?
A. $3320 B. $33,200 C. $30,000 D. $3000
Use Bayes' rule to find the indicated probability.The incidence of a certain disease on the island of Tukow is 4%. A new test has been developed to diagnose the disease. Using this test, 91% of those who have the disease test positive while 4% of those who do not have the disease test positive (false positive). If a person tests positive, what is the probability that he or she actually has the disease?
A. 0.438 B. 0.487 C. 0.91 D. 0.856
Evaluate the expression.
A. 20 B. 40 C. 10 D. 120