Determine if the equations in the given pair are equivalent. Each equation has only one solution.k - 12 = 1 and k = 13
A. Equivalent
B. Not equivalent
Answer: A
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Graph.4x2 - 9y2 = 36
A. 
B. 
C. 
D. 
Determine if the given vectors are orthogonal, parallel, or neither.v = i + 
j, w = i - 3j
A. Orthogonal B. Parallel C. Neither
Find the rate. Round to the nearest tenth of a percent.Principal: $8,000Time: 90 daysInterest: $140.00
A. 34.6% B. 7.0% C. 7.1% D. 1.8%
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