Find the sum.-15 - 5 - 
- 
- . . .
A. - 
B. - 
C. 
D. Does not exist
Answer: B
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Evaluate the expressing using a unit circle or state that the quantity is undefined. All angles are in radians.cos 
A. 
B. - 
C. - 
D. 
Solve.Four pieces measuring 29.5 cm, 19.62 cm, 32.49 cm, and 24.74 cm are cut from a board that is 200 cm long. Allowing 1 cm for waste in cutting, what is the length of the remaining piece?
Fill in the blank(s) with the appropriate word(s).
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
Solve the system of equations using Cramer's Rule if it is applicable. If Cramer's Rule is not applicable, say so.
A. x = 3, y = -1, z = 0; (3, -1, 0) B. x = 0, y = -1, z = 0; (0, -1, 0) C. x = 0, y = 0, z = -1; (0, 0, -1) D. not applicable