Question

Logarithms


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Answer 1

first of all, you should know that
\[\log_ab-\log_ac=\log_a(\frac{ b }{ c })\]

Answer 2

Do you know your log properties?

Answer 3

and yea pretty much what salley said :l

Answer 4

with that said,
\[f(x)-g(x) \]
\[\log_7(6x)-\log_7x\]
\[\log_7(\frac{ 6x }{ x })=\log_76\]
the x cancels out in the last step

Answer 5

Thanks

Answer 6

yw