Construct a truth table for the statement.~((w ? s) ? q)
A. 
| T | T | T | F |
T F T F
T F F T
F T T F
F T F T
F F T F
F F F T
B.
| T | T | T | T |
T F T T
T F F F
F T T T
F T F F
F F T T
F F F F
Answer: A
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Find the first four nonzero terms of the Maclaurin expansion of the given function.f(x) = sin 3x
A. 3x - 27x3 + 243x5 - 2187x7 + ...
B. 3x - 
+ 
- 
+ ...
C. 3x - 
+ 
- 
+ ...
D. 3x - 
+ 
- 
+ ...
Solve the problem.A store is discounting all regularly priced items by 30%. (i) Find a function f that computes the sale price of an item having a regular price of x. (ii) Find the regular price of an item that costs $78.46 on sale.
A. f(x) = 0.3 + x; $78.16 B. f(x) = 0.3x; $261.53 C. f(x) = x - 0.3x; $112.09 D. f(x) = x - 0.3; $78.76
First, use front-end rounding to round each number and estimate the answer. Then, find the exact answer.Mr. Buttimer took a plane trip for a total of 6.13 hours. He watched an in-flight movie for 1.54 hours. From the airport, he took a cab ride for 0.51 hour to the train station. Next, he took the train home for 2.27 hours. What was the total time spent traveling?
A. Estimate: 12 hours; exact: 10.45 hours B. Estimate: 11 hours; exact: 10.45 hours C. Estimate: 9 hours; exact: 8.91 hours D. Estimate: 11 hours; exact: 8.91 hours
Use U = universal set = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9}, A = {1, 2, 3, 5, 8}, B = {2, 3, 5, 7}, and C = {1, 4, 9} to find the set.(A ? B) ? C
A. {2, 3, 5} B. {1, 2, 3, 5} C. {1, 2, 3} D. {1, 2, 3, 4, 5, 9}