Answer
$= \ln 4 + 3\ln a + \ln b + 4\ln c$
Work Step by Step
$= \ln (4a^{3}bc^{4})$
$= \ln 4 + \ln a^{3} + \ln b + \ln c^{4}$
$= \ln 4 + 3\ln a + \ln b + 4\ln c$
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