Solve the quadratic inequality symbolically. Write your answer in interval notation.x2 - 2x - 8 ? 0
A. [-2, 4]
B. (-?, -2]
C. (-?, -2] ? [4, ?)
D. [4, ?)
Answer: A
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Select the more reasonable temperature for the item.An ice maker17°C17°F
A. 17°C B. 17°F
Use Bayes' rule to find the indicated probability.Two shipments of components were received by a factory and stored in two separate bins. Shipment I has 2% of its contents defective, while shipment II has 5% of its contents defective. If it is equally likely an employee will go to either bin and select a component randomly, what is the probability that a defective component came from shipment II?
A. 0.714 B. 0.222 C. 0.5 D. 0.2
Perform the indicated operations and simplify.
- 
A. 
B. 
C. 
D. 
Find the average value of the function on the given interval.f(x) = x3 - 9x2 + 27x - 27; [0, 6]
A. 
B. 
C. 81
D. 0