Provide an appropriate response.What is the largest interval over which f(x) = 
is constant?
A. none
B. (0, ?)
C. (-?, 0) ? (0, ?)
D. (-?, 0)
Answer: A
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Locate the fraction on the number line.
A.
B.
 ? |
C.
 ? |
D.
Solve the given problem by using Laplace transforms.A 10-H inductor, a 40-?F capacitor, and a voltage supply whose voltage is given by 
are connected in series. Find the current as a function of time if the initial charge on the capacitor and the initial current are both zero.
A. i = 5t sin -50t B. i = 5t cos 50t C. i = 5t sin 100t D. i = 5t sin 50t
Write the words for the dollar amount as you would on a check.$7225.29
A. Seven thousand two hundred twenty-five and 
dollars
B. Seven thousand and two hundred twenty-five dollars and 
C. Seven thousand two hundred twenty-five 
dollars
D. Seven thousand and two hundred twenty-five dollars 
cents
Find any vertical asymptotes.f(x) = 
A. x = 0, x = -7 B. x = 7 C. x = -7 D. x = 8