Find all square roots of the number.529
A. 24, -24
B. 46, -46
C. 25, -25
D. 23, -23
Answer: D
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(2 + j3)(3 + j2) =
a. 13 + j0 b. 6 - j13 c. 1 + j7 d. 0 + j13 e. 6 + j13
Solve the problem. Round your answer to the nearest tenth, when appropriate.A rock falls from a tower that is 400 feet high. As it is falling, its height is given by the formula 
How many seconds will it take for the rock to hit the ground 
A. 10,000 sec B. 19.6 sec C. 20 sec D. 5 sec
Determine between which two consecutive whole numbers each square root lies.
A. 11 and 12 B. 14 and 15 C. 20 and 21 D. 15 and 16
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