Solve the problem.Construct a possibility tree that shows all possible 2-letter code words using only the letters x and y with repetition allowed.
A.
| /\ |
| x | y |
| /\ | /\ |
| x | y | x | y |
B.
| | |
| x |
| | |
| y |
C.
| /\ |
| x | y |
| | | | |
| y | x |
D.
| /\ |
| x | y |
| /| | | |
| x | y | x |
Answer: A
Mathematics
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Refer to the following figure. What are the coordinates of point B?
?
?
A. (10, -6) B. (14, 14) C. (4, 10) D. (-3, 3) E. (-9, -13)
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Divide, if possible.
A. 
B. 2
C. -8
D. -2
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Give all possible rational zeros for the polynomial.f(x) = 7x24 + 11x18 + 2x - 14
A. ±1, ±2, ±7, ±14
B. ±1, ± 
, ±7, ± 
, ± 
, ± 
C. ±1, ± 
, ±2, ±7, ±14
D. ±1, ± 
, ±2, ± 
, ±7, ±14
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Find the rate as a ratio of distance to time. Round to the nearest hundredth where appropriate.180 mi, 6 hr
A. 30 
B. 30 
C. 180 
D. 180 
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