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Using rules for roots and powers to write expressions with only powers
", "licence": "Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International"}, "statement": "Write the following in index form:
\n\\[\\sqrt[\\var{n}]{x^\\var{m}}\\]
", "advice": "The $n$th root is writen as a power of $\\frac{1}{n}$ so
\n\\[\\sqrt[\\var{n}]{x^\\var{m}}=(x^\\var{m})^{\\frac{1}{\\var{n}}}=x^{\\frac{\\var{m}}{\\var{n}}}.\\]
\n\nUse this link to find some resources which will help you revise this topic.
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