Answer
$\dfrac{y^{11/3}}{(y^{5})^{1/3}}=y^{2}$
Work Step by Step
$\dfrac{y^{11/3}}{(y^{5})^{1/3}}$
Evaluate the power indicated in the denominator:
$\dfrac{y^{11/3}}{(y^{5})^{1/3}}=\dfrac{y^{11/3}}{y^{5/3}}=...$
Evaluate the division:
$...=y^{11/3-5/3}=y^{6/3}=y^{2}$