Determine whether or not the function is one-to-one.
A. No
B. Yes
Answer: A
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Solve the compound inequality. Express the solution using interval notation. Graph the solution set.x ? 2 or x ? 5
A. (-?, 2] ? [5, ?)
B. [-5, -2]
C. (-2, 5)
D. (2, 5)
Solve the problem.The cheapest-link algorithm for solving the Traveling Salesman Problem is
A. an optimal and efficient algorithm. B. an approximate and inefficient algorithm. C. an approximate and efficient algorithm. D. an optimal and inefficient algorithm. E. none of these
Decide whether the following is an expression or an equation. If it is an expression, simplify it. If it is an equation, solve it.
- 4 = 1
A. Expression; -25 B. Equation; 15 - x C. Expression; -15 D. Equation; 25
Write the inequality using interval notation, and illustrate the inequality using the real number line.t ? 1
A. [1, ?)
B. (1, ?)
C. [1, ?]
D. (1, ?]