Understanding exponential and logarithmic functions

Answer explanation

 $\log_bx=\frac{\log x}{\log b}=\frac{\ln x}{\ln b}$  

 $\log_5\frac{1}{5}$  

Condense the expression into a single logarithm.

log(7y) - 2log(3x) + log (2)

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Mathematical Equivalence

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 $4\log_66^3+3\log_88^4$  

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Rewrite $\log\left(5\right)+\log\left(4\right)$  as  $\log\left(c\right)$  

Write the expression below as a single logarithm in simplest form.

 $\log_b8+2\log_b2=\log_b\ of\ what?$  

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Rewrite log(81) in terms of log(3).

• log(12)

• log(27)

• 4log(3)

• 81log(3)