Question

Write 5 log x + 4 log (x – 2) as a single logarithm.

Answer 1

Use these :
\[n\log a=\log a^n\\
\log a+\log b=\log(ab)
\]

Answer 2

A.

20 log x(x – 2)

B.

log x5(x – 2)4

C.

log x(x – 2)

D.

none of these

Answer 3

\[5\ln x+4\ln \left( x-2 \right)=\ln x ^{5}+\ln \left( x-2 \right)^{4}=\ln x ^{5}\left( x-2 \right)^{4}\]