Solve the problem.A resistor and inductor are connected in series to a battery. The current in the circuit (in A) is given by 
where t is the time since the circuit was closed. By using the series for ex, find the first three terms of the expansion of this function.
A. 0.48t - 0.096t2 + 0.0256t3 + . . .
B. 1.2t + 0.096t2 + 0.0128t3 + . . .
C. 0.48t - 0.096t2 + 0.0128t3 + . . .
D. 0.48t - 0.24t2 + 0.08t3 + . . .
Answer: C
Mathematics
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?
?
?
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