Sketch the graph of the equation.
?
?
A. 
B. ?
C. ?
D. ?
Answer: D
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Use l'Hopital's Rule to evaluate the limit.
A. 7 B. 14 C. -7 D. -14
Solve the problem.Use regression to find constants a, b, c, and d so that f(x) = a sin 
+ d models the data given below.
A. 5.277184939; 0.06297637; -2.04256248; 6.904195597 B. 4.708150061; 1.025102863; -2.474285177; 7.076487153 C. 5.099259265; 0.5315780435; -1.738394218; 8.659926499 D. 5.099259265; 0.5315780435; -1.738394218; 6.659926499
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
Use a calculator or the square root table to approximate the square root to the nearest thousandth.- 
A. -2.454 B. -2.449 C. -6.000 D. -2.446