Question

log x - log (x-3) = 1 Do not state any extraneous roots. If the answer is not exact, round to four decimal places.

Answer 1

log a - log b = log (a/b)

i am assuming this is log base 10 ?
\[\log (\frac{x}{x-3}) = 1\]
\[\frac{x}{x-3} = 10\]
solve for x