Solve the inequality. Express your answer using interval notation. Graph the solution set.|x - 9| ? 0
A. 9
B. (-?, 9) ? (9, ?)
C. (-?, -9) ? (-9, ?)
D. (-?, ?)
Answer: D
Mathematics
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A. $3500 B. $3000 C. $4000 D. $5000
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Is the function graphed one-to-one?
A. Yes B. No
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Solve the problem.The combined capacitance N (in ?F) of a 3-?F capacitance and a variable capacitance C in series is given by 
Sketch the graph.
A. 
B. 
C. 
D. 
Mathematics
Solve.A metal rod is 18 cm long. If three pieces are cut from the rod (3.25 cm, 7.37 cm, and 4.87 cm), how long is the remaining piece of rod?
Fill in the blank(s) with the appropriate word(s).
Mathematics