Which expression is equivalent? thank you!! need answer asap no rocky
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[tex]\displaystyle\bf\\\bigg(\frac{1}{\sqrt y}\bigg)^{\dfrac{-1}{5}} =\bigg(\frac{1}{\sqrt y}\bigg)^{(-\b1)\times\dfrac{1}{5}} =\sqrt{y}^{\bigg(\dfrac{1}{5}\bigg)}=\sqrt[5]{\sqrt{y}}=\boxed{\bf\sqrt[10]{y}}[/tex]