Determine whether or not the function is one-to-one.f(x) = 
A. No
B. Yes
Answer: B
Mathematics
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Solve the problem.An auditorium has 25 rows, with 10 seats in the first row, 12 in the second row, 14 in the third row, and so forth. How many seats are in the auditorium?
A. 850 B. 500 C. 900 D. 550
Mathematics
Write the expression using exponents.
A. 63/4
B. 
7
C. 
6
D. 
5
Mathematics
Without graphing, find the vertex.f(x) = -(x + 5)2 - 6
A. (5, -6) B. (-5, 6) C. (-5, -6) D. (5, 6)
Mathematics
Solve the problem. If necessary, round to the nearest tenth.A painter leans a ladder against one wall of a house. At what height does the ladder touch the wall?
A. 3.0 ft B. 29.7 ft C. 184.5 ft D. 19.2 ft
Mathematics