Simplify the expression. Write the result using positive exponents only.(
)-3
A. 125
B. 
C. 
D. -125
Answer: A
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Solve the problem.The following graph
A. has a single Hamilton circuit (and its mirror-image circuit). B. has no Hamilton circuit. C. has several Hamilton circuits, none of which contain the edge BC. D. has several Hamilton circuits, all of which contain the edge AD. E. none of these
Solve the problem.A sailboat leaves port on a bearing of S72°W. After sailing for two hours at 12 knots, the boat turns 90° toward the south. After sailing for three hours at 9 knots on this course, what is the bearing to the ship from port? Round your answer to the nearest 0.1°.
A. N23.6°E B. S23.6°W C. S24.6°W D. N24.6°E
Solve the problem.Michael's bank contains only nickels, dimes, and quarters. There are 57 coins in all, valued at $4.35. The number of nickels is 3 short of being three times the sum of the number of dimes and quarters together. How many dimes are in the bank?
A. 5 B. 42 C. 15 D. 10
Let n(A ? B) = 50, n(?) = 20, n(?) = 45, and U = A ? B.Find n(A' ? B').
Fill in the blank(s) with the appropriate word(s).