Is the following correspondence a function?
A. Yes
B. No
Answer: A
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Solve.
2 - 14
+ 23 = 0
A. -
B. 26
C. 
D. No solution
Use the given graph of f(x) = ax2 + bx + c to solve the specified inequality.f(x) > 0
A. -4 < x < 2 B. x < -4 or x > 2 C. x < -4 D. No solutions
Provide an appropriate response.When the numerator is the same as the denominator, for example 
, the fraction is called a(n) 
fraction.
A. whole B. proper C. uncommon D. improper
Solve the problem.
Trains S and T are both traveling in the same direction. Their distances in miles North of Denver after x hours are computed by the functions fS and fT, respectively, and their graphs are shown in the figure for 
(i) How many hours elapse before the two trains are the same distance from Denver? (ii) How far are they from Denver when this occurs?
A. Train S is traveling slower.; 297 hours, 3.3 miles B. Train T is traveling slower.; 297 hours, 3.3 miles C. Train S is traveling slower.; 3.3 hours, 297 miles D. Train T is traveling slower.; 3.3 hours, 297 miles