Applicare la formula: $\frac{a}{a}$$=1$, dove $a=5$ e $a/a=\frac{5x^5y^3z}{5x^2y}$

Applicare la formula: $\frac{a^n}{a}$$=a^{\left(n-1\right)}$, dove $a^n/a=\frac{x^5y^3z}{x^2y}$, $a^n=y^3$, $a=y$ e $n=3$

Applicare la formula: $\frac{a^m}{a^n}$$=a^{\left(m-n\right)}$, dove $a^n=x^2$, $a^m=x^5$, $a=x$, $a^m/a^n=\frac{x^5y^{2}z}{x^2}$, $m=5$ e $n=2$