Problem

Use the properties of logarithms to expand $\log \left(z y^{7}\right)$.
Each logarithm should involve only one variable and should not have any exponents or fractions. Assume that all variables are positive.
\[
\log \left(z y^{7}\right)=
\]

Answer

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Answer

Final Answer: \(\log \left(z y^{7}\right) = \boxed{7\log(y) + \log(z)}\)

Steps

Step 1 :Given the logarithmic expression \(\log \left(z y^{7}\right)\).

Step 2 :Use the properties of logarithms to expand the expression. The properties state that \(\log(ab) = \log(a) + \log(b)\) and \(\log(a^n) = n\log(a)\).

Step 3 :Applying these properties, the expression \(\log \left(z y^{7}\right)\) can be expanded as \(7\log(y) + \log(z)\).

Step 4 :Final Answer: \(\log \left(z y^{7}\right) = \boxed{7\log(y) + \log(z)}\)

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