Solve using the multiplication principle.-x = 3
A. 4
B. 3
C. 
D. -3
Answer: D
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Find the domain and range of the function.F(t) = t2 + 7
A. D: [0, ?), R: (-?, 7] B. D: (-?, ?), R: (-?, ?) C. D: (-?, ?), R: [7, ?) D. D: [-49, ?), R: [7, ?)
Solve the problem.From a thin piece of cardboard 40 in. by 40 in., square corners are cut out so that the sides can be folded up to make a box. What dimensions will yield a box of maximum volume? What is the maximum volume? Round to the nearest tenth, if necessary.
A. 13.3 in. by 13.3 in. by 13.3 in.; 2370.4 in.3 B. 20 in. by 20 in. by 10 in.; 4000 in.3 C. 26.7 in. by 26.7 in. by 6.7 in.; 4740.7 in.3 D. 26.7 in. by 26.7 in. by 13.3 in.; 9481.5 in.3
Refer to the weighted voting system 
and the Shapley-Shubik definition of power. (The four players will be called P1, P2, P3, and P4.)Which player in the sequential coalition 
is pivotal?
A. P2 B. P3 C. P4 D. P1 E. none of these
Use the vertical line test to determine whether the graph represents a function.
A. not a function B. function