Let A = {q, s, u, v, w, x, y, z}, B = {q, s, y, z},  and  List the elements in the following set.B ? C

A. {q, s, v, w, x, y, z}
B. {q, w, y, z}
C. {y, z}
D. {q, s, u, w, y, z}


Answer: A

Mathematics

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Express the vector as a product of its length and direction.1i + 2j + 2k

A. 3(1+ 2j + 2k)
B. 3(j + k)
C. 3
D. 3

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The graph of the given function is drawn with a solid line. The graph of a function, g(x), transformed from this one is drawn with a dashed line. Find a formula for g(x).f(x) = 

A. g(x) = 
B. g(x) = 
C. g(x) = -3
D. g(x) =  - 3

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Provide an appropriate response.Find y' if y = 3

What will be an ideal response?

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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

Mathematics