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
Answer: A
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Solve the problem.Find the tangent line(s) at the pole for the curve 
A. ? = 
(y = -x)
B. ? = 
(y = x)
C. ? = 
(x = 0)
D. ? = 0 (y = 0)
Identify the quadric surface by name. Find and describe the xy-, xz-, and yz-traces, when they exist.-9x2 - 9y2 + z2 = 9
A. Hyperboloid of two sheets; xy-trace: -9x2 - 9y2 = 9 (circle); xz-trace: z2 - 9x2 = 9 (hyperbola); yz-trace: z2 - 9y2 = 9 (hyperbola) B. Ellipsoid; xy-trace: -9x2 - 9y2 = 9 (circle); xz-trace: z2 - 9x2 = 9 (ellipse); yz-trace: z2 - 9y2 = 9 (ellipse) C. Hyperboloid of two sheets; xz-trace: z2 - 9x2 = 9 (hyperbola); yz-trace: z2 - 9y2 = 9 (hyperbola) D. Hyperboloid of one sheet; xy-trace: -9x2 - 9y2 = 9 (circle); xz-trace: z2 - 9x2 = 9 (hyperbola); yz-trace: z2 - 9y2 = 9 (hyperbola)
Write the percent as a decimal.171%
A. 17.1 B. 171 C. 0.171 D. 1.71
Multiply or divide.(-20)(2)
A. 20 B. -20 C. -42 D. -40