Determine whether f is continuous at c.f(x) = 
; c = 0
A. continuous
B. not continuous
Answer: A
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Solve the problem.Find the current I as a function of time in an RCL circuit if R = 103 ?, L = 0, 
and 
Assume that 
and 
at 
(when the switch is closed).
A. I = 4 × 10-3 e-0.25t B. I = 4 × 10-3 e-t C. I = 1.6 × 10-2 e-t D. I = 1.6 × 10-2 e-0.25t
Write the number in expanded form.8,486
A. (8 ? 104) + (4 ? 103) + (8 ? 102) + (6 ? 101) B. (8 ? 101) + (4 ? 102) + (8 ? 103) + (6 ? 104) C. (8 ? 103) + (4 ? 102) + (8 ? 101) + (6 ? 100) D. (8 ? 100) + (4 ? 101) + (8 ? 102) + (6 ? 103)
Solve by the most appropriate method.5k2 + 3k - 1 = 0
A. k = 
B. k = 
C. k = 
D. k = 
List the elements of the set.The whole numbers greater than 1 and less than 5
A. {1, 2, 3, 4} B. {2, 3, 4} C. {1, 2, 3, 4, 5} D. {2, 3, 4, 5}