Insert Either a Multiplication Symbol $\frac { y ^ { 2 } } { x ^ { 2 } }$

Essay

Insert either a multiplication symbol . or a division symbol ÷ in each blank to make a true statement. $\frac { y ^ { 2 } } { x ^ { 2 } }$ ⎯⎯⎯⎯ $\frac { x ^ { 2 } } { y }$ ⎯⎯⎯⎯⎯ $\frac { x } { y ^ { 2 } } = \frac { y } { x ^ { 3 } }$