Espandere la frazione $\frac{2x^{\left(a+2\right)}+5x^{\left(b+2\right)}}{x^2}$ in $2$ frazioni più semplici con denominatore comune. $x^2$

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

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