Find the exact circumference of the circle in terms of ?.
A. 729.01? units
B. 54.2? units
C. 13.5? units
D. 27.1? units
Answer: D
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Draw an angle in standard position such that the terminal side passes through the given point.(-5, 6)
A. 
B. 
C. 
D. 
Find the product.(b - x)2
A. b2 - bx + x2 B. b2 + 2bx + x2 C. b2 - 2bx - x2 D. b2 - 2bx + x2
Find the requested sum of the arithmetic sequence.
A. -26 B. -24 C. 6 D. -9
Use Bayes' rule to find the indicated probability.Two stores sell a certain MP3 players. Store A has 34% of the sales, 5% of which are of defective items, and store B has 66% of the sales, 1% of which are of defective items. The difference in defective rates is due to different levels of pre-sale checking of the product. A person receives a defective item of this product as a gift. What is the probability it came from store B?
A. 0.275 B. 0.22 C. 0.5667 D. 0.7083