Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate
logarithmic expressions without using a calculator.
-$\log _ { 7 } ( 7 x )$
A) $x$
B) $1 + \log _ { 7 } x$
C) 7
D) 1

Question

Quizplus · Accepted Answer

The expression $\log_7(7x)$ can be expanded using the logarithm property $\log_b(mn) = \log_b(m) + \log_b(n)$, resulting in $1 + \log_7(x)$ because $\log_7(7) = 1$.

Use Properties of Logarithms to Expand the Logarithmic Expression as Much