Determine whether the function is a one-to-one function.f = {(9, -2), (2, -9), (-1, 3), (1, -3)}
A. not one-to-one
B. one-to-one
Answer: B
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Convert as indicated.34 miles/hr to kilometers/hr
A. 36.0 kilometers/hr B. 21.1 kilometers/hr C. 54.4 kilometers/hr D. 32.2 kilometers/hr
Find the indicated set.Let A = {2, 7, 9, 12, 15}, B = {3, 9, 11, 15, 20}, and C = {4, 8, 9, 10, 12, 14}.Find 
A. {9, 12, 15} B. {9} C. {9, 12} D. {2, 3, 4, 7, 8, 9, 10, 11, 12, 14, 15, 20}
Solve the problem.A company makes 3 types of cable. Cable A requires 3 black, 3 white, and 2 red wires. B requires 1 black, 2 white, and 1 red. C requires 2 black, 1 white, and 2 red. The company used 95 black, 100 white and 85 red wires. How many of each type of cable were made?
A. 25 A; 10 B; 20 C B. 53 A; 25 B; 17 C C. 10 A; 17 B; 20 C D. 10 A; 25 B; 20 C
Find a set of parametric equations for the hyperbola.Hyperbola: Vertices: (3, 0); Vertices: (-3, 0); Foci: (5, 0) and (-5, 0)
A. x = 3 sec t, y = 5 tan t B. x = 9 sec t, y = 16 tan t C. x = 3 sec t, y = 4 tan t D. x = 4 sec t, y = 3 tan t