Question

Evaluate the log without a calculator ( Show your work ) 7B9%7D" id="TexFormula1" title="log_{3} \frac{1}{9}" alt="log_{3} \frac{1}{9}" align="absmiddle" class="latex-formula">

Answer 1

Answer:

-2

Step-by-step explanation:

log3 (1/9)

Replace 1/9 with a power of 3

1/9 = 3^-2

log3 (3^-2)

Using the power of power rule  loga (b^c) = c log a(b)

-2 log3(3)

We know that loga(a) =1

-2 (1)

-2