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Write and equivalent expression for 1/y^-1/4 using positive exponents

User Dgraf
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\frac{1}{y^{-(1)/(4)}}=\bf{y^{(1)/(4)}=\sqrt[4]{y}}

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A negative power in the denominator is the same as a positive power in the numerator. A fractional power is the same as a root.

User Ronn
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