Find numbers a and b, or k, so that f is continuous at every point.
A. k = 49
B. k = 7
C. k = 
D. Impossible
Answer: B
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Solve the problem.Suppose that during a certain step in a chemical manufacturing process the amount of hydrogen sulfide dissolved in a solution, measured in parts per million (ppm), is related to the elapsed time measured from the beginning of the step. Use the following table as a representation of this relationship. Write the data from the table as ordered pairs (x, y), where x represents the time and y represents the amount dissolved.
A. (1, 22.0), (2, 24.4), (3, 26.4), (4, 28.4), (5, 30.2) B. (4, 22.0), (8, 24.4), (12, 26.4), (16, 28.4), (20, 30.2) C. (0, 22.0), (4, 24.4), (8, 26.4), (12, 28.4), (16, 30.2) D. (22.0, 4), (24.4, 8), (26.4, 12), (28.4, 16), (30.2, 20)
Solve the problem. Express your answer in simplest form.Bill has 
yards of canvas from which he is cutting strips. He has cut 
yards already. How much of the canvas is left?
A. 
yd
B. 
yd
C. 
yd
D. 
yd
Use the vectors u, v, and w in the accompanying figure to graph the vector. 
2u - z - w
A. 
B. 
C. 
D. 
Solve the problem.How many ways can a committee of 3 be selected from a club with 12 members?
A. 110 B. 1320 C. 6 D. 220