Answer
$\log_5{4} + \log_5{s}+\log_5{t}$
Work Step by Step
RECALL:
$\log_b{PQR} = \log_b{P} + \log_b{Q}+\log_b{R}$
Use the rule above to obtain:
$=\log_5{4} + \log_5{s}+\log_5{t}$
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