Answer
The radical form of $y^{\frac{7}{4}}$ is $ \sqrt[4] {y^7}$.
Work Step by Step
By the formula given on page 13,
$y^{\frac{7}{4}} = \sqrt[4] {y^7}$.
The radical form of $y^{\frac{7}{4}}$ is $ \sqrt[4] {y^7}$.
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