QuestionCombine the expression into one logarithm: $4 \log_{c} 9 + 5 \log_{c} 5$.

Studdy Solution
Substitute this value back into the equation.
$$\log{c} (6561 \times3125) = \log{c}20503125$$So, the expression $4 \log{c}+5 \log{c}5$ can be written as a single logarithm as $\log{c}20503125$.