robert7248 robert7248

27-03-2019
Mathematics

contestada

Evaluate the log without a calculator ( Show your work )

[tex]log_{3} \frac{1}{9}[/tex]

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

27-03-2019

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

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