Write interval notation for the graph.
A. [-7, -3]
B. [3, 7)
C. (-7, -3)
D. [3, 7]
Answer: A
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Sketch D and g(D) from the description of D and change of variables 
x = u cos v, y = u sin v where D is the rectangle 1 ? u ? 2, 0 ? v ? 
?
A.
 ? |  |
B. None of these.
C.
 ? |  |
D.
 ? |  |
Simplify the expression. Assume that all variables are positive when they appear.
A. 4y8 B. 2y16 C. 2y8 D. 2y14
Solve the problem. Assume that simple interest is being calculated in each case. Round your answer to the nearest cent.Annie's cafe borrows $6100 at 6% for 290 days. Find the total amount that must be repaid after 290 days. (Use a 365 day year.)
A. $9007.95 B. $6466.00 C. $6129.08 D. $6390.79
In a school survey, students showed these preferences for instructional materials. Answer the question.
About how many students would you expect to prefer radio in a school of 850 students?
A. About 306 students B. About 153 students C. About 43 students D. About 5 students