Construct a truth table for the statement.~(r ? t) ? ~(t ? r)
A. 
| T | T | F |
F T F
F F T
B.
| T | T | F |
F T F
F F F
C.
| T | T | F |
F T T
F F F
D.
| T | T | F |
F T T
F F F
Answer: A
Mathematics
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A. (4, 6, 1) B. (5, 4, 1) C. (6, 1, 6) D. (4, -6, -1)
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Find the standard form of the equation of the ellipse with the given characteristics.
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endpoints of the major axis: (–2, –1), (–2, 17)
a. 
b. 
c. 
d. 
e. 
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A. Yes B. No
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