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how to transform the quantity of the fifth root of x to the seventh power, to the third power into an expression with a rational exponen

User Kahil
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2 Answers

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i got the answer is = x^(21/5)
User Sharpener
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\bf a^{\frac{{ n}}{{ m}}} \implies \sqrt[{ m}]{a^( n)} \qquad \qquad \sqrt[{ m}]{a^( n)}\implies a^{\frac{{ n}}{{ m}}}\\\\ -----------------------------\\\\ \sqrt[5]{(x^7)^3}\implies \sqrt[5]{x^(7\cdot 3)}\implies \sqrt[5]{x^(21)}\implies x^{\cfrac{}{}(21)/(5)}
User Fulldump
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