Question


Answer

Use the Inverse Property for radical expressions \sqrt[n]{a^n}=a when n is odd.

and product rule \sqrt[n]{ab}=\sqrt[n]{a}\cdotp \sqrt[n]{b} to simplify the radical expression

\sqrt[3]{27x^3}

=\sqrt[3]{3^3\cdotp x^3}

=\sqrt[3]{3^3}\cdotp\sqrt[3]{x^3}

=3x

Steven Zheng posted 3 weeks ago

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