B. Transform the expressions in radical form into expressions with rational exponent.

[tex]1. \sqrt{81} \\ \\2. \sqrt[3]{(3n) {}^{2} } \\ \\ 3. \sqrt[5]{ {y}^{9} } \\ \\ 4. {10x}^{3} \sqrt{ {y}^{2} } \\ \\ 5. \sqrt{(2x) {}^{3} } [/tex]



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