Write the steady-state current found in Problem 14.17 in the form specified by Eq. (14.13).
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Eq. (14.13) : x(t)=(-1)^{k} A \cos (\omega t-\phi)
Write the steady-state current found in Problem 14.17 in the form specified by Eq. (14.13).
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Eq. (14.13) : x(t)=(-1)^{k} A \cos (\omega t-\phi)