Choose the one alternative that best completes the statement or answers the question.
Use the product property of logarithms to write the logarithm as a sum of logarithms. Then simplify if
possible.
-$\log _ { 9 } ( x y )$
A) $\log _ { 9 } x + \log _ { 9 } y$
B) $\log _ { 9 } x - \log _ { 9 } y$
C) $\left( \log _ { 9 } x \right) \cdot y$
D) $\log _ { 9 } x \times \log _ { 9 } y$

Question

Quizplus · Accepted Answer

The product property of logarithms states that $\log_b(xy) = \log_b(x) + \log_b(y)$, which matches choice A.

Choose the One Alternative That Best Completes the Statement or Answers