Find the center and vertices of the hyperbola.
A. center: (-2, -4), vertices: (-2, -6), (-2, -2)
B. center: (2, 4), vertices: (2, 2), (2, 6)
C. center: (2, 4), vertices: (0, 4), (4, 4)
D. center: (-2, -4), vertices: (-4, -4), (0, -4)
E. center: (-4, -2), vertices: (-6, -2), (-2, -2)
Answer: C
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Select the correct statement and prove that the statement is true for all natural numbers n. ?
A. 
B. ?
C. ?
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
Simplify.66 - (24 - 7)
A. 35 B. 49 C. 17 D. 42
List the elements of the set.The letters needed to spell the following words: tear, rate, rat, tea
A. {t, e, a, r, r, a, t, e, r, a, t, t, e, a} B. {r, a, t} C. {a, e, r, t} D. {tear, rate, rat, tea}