Answer
$\log{14}$
Work Step by Step
Recall the product property of logarithms (pg. 462):
$\log_b{mn}=\log_b{m}+\log_b{n}$
Using the formula in reverse (with $m=7$, $n=2$), we have:
$\log 7+\log 2=\log{7*2}=\log{14}$
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