![\text{Use}\\\\\ln x^n=n\ln x\\--------------\\\\3\ln x=\ln216\\\\\ln x^3=\ln216\to x^3=216\to x=\sqrt[3]{216}\\\\x=6\ \text{because}\ 6^3=216](/tpl/images/0276/5701/24660.png)
⇔ n log x
= ln 216Ineed with the second question . you.
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