Use the figure below to answer the following question(s).
The nearest-neighbor tour with starting vertex A is uniquely A, B, C, D, E, A
A. only if x > 2.
B. only if x > 5.
C. only if x > 3.
D. only if x > 1.
E. regardless of the value of x.
Answer: A
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A standard deck of cards contains 52 cards. There are 13 cards of each of the four suits: clubs, diamonds, hearts, and spades. In each suit, there is one card of each of the following: 2, 3, 4, 5, 6, 7, 8, 9, 10, jack, queen, king, and ace.One card is dealt from a standard deck. Find the probability of being dealt an 8 of diamonds.
A. 
B. 
C. 
D. 
Completely factor the polynomial or state that the polynomial is prime.49 - x2
A. (7 - x)(7 + x) B. prime C. (7 - x)2 D. (7 + x)2
Solve the inequality and graph the solution set.|x + 3| > 2
A. 
B. 
C. 
D. 
Solve the problem.The equation V = -2000t + 23,000 describes the value in dollars of a certain model of car after it is t years old. If a car is worth $15,000, substitute 15,000 into the equation to find the age of the car.
A. 5 years B. 4 years C. 3 years D. 6 years