Answer:
[tex]\large\boxed{y^{2\frac{1}{3}}=y^2\sqrt[3]y}[/tex]
Step-by-step explanation:
[tex]y^{2\frac{1}{3}}\\\\\text{use}\ a^n\cdot a^m=a^{n+m}\\\\=y^{2+\frac{1}{3}}=y^2\cdot y^\frac{1}{3}\\\\\text{use}\ a^\frac{1}{n}=\sqrt[n]{a}\\\\=y^2\sqrt[3]y[/tex]
