Find the polar coordinates of the point(s) of intersection of the given curves for 0 ? ? < 2?.r = 7, r = 7 + sin ?
A. (0, 0), (7, 0), (7, ?)
B. (0, 0), (0, 7), (?, 7)
C. (0, 7), (?, 7)
D. (7, 0), (7, ?)
Answer: D
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Use the information below to determine the indicated set. U = {x | x ? N and x ? 15} A = {x | x ? N and 5 < x < 10} B = {x | x ? N and x is even and x < 14} C = {x | x ? N and 8 ? x ? 13}(A ? B') ? (B ? A')
A. { } B. {2, 4, 10, 12} C. {2, 4, 7, 9, 10, 12} D. {7, 9}
Find the volume of the solid generated by revolving the region bounded by the given lines and curves about the 
. y = 3cos (?x), y = 3, x = -0.5, x = 0.5
A. 9?
B. 
?
C. 3?
D. 18?
Solve the problem.How many ways can a president, vice-president, and secretary be chosen from a club with 12 members?
A. 6 B. 220 C. 36 D. 1320
Use a graphing utility to find the equation of the line of best fit. Round to two decimal places, if necessary.
A. y = 9.2x - 2.1 B. y = 10x - 3 C. y = 9.8x - 2.6 D. y = 9x - 3