\(3 \log x+\log y=3\). Then. \(y\) is
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Correct Answer: Option A
Explanation:
\begin{aligned}
&3 \log x+\log y=3, \log x^{3}+\log y=3, \\
&\log x^{3} y=3 \\
&\log x^{3} y=3, x^{3} y=10 \ldots \\
&y=\frac{10^{3}}{x^{3}}=\left(\frac{10}{x}\right)^{3}
\end{aligned}
\begin{aligned}
&3 \log x+\log y=3, \log x^{3}+\log y=3, \\
&\log x^{3} y=3 \\
&\log x^{3} y=3, x^{3} y=10 \ldots \\
&y=\frac{10^{3}}{x^{3}}=\left(\frac{10}{x}\right)^{3}
\end{aligned}