Applicare la formula: $\frac{a}{a}$$=1$, dove $a=c^2$ e $a/a=\frac{6a^4b^5c^2}{4a^3b^3c^2}$

Applicare la formula: $\frac{a^m}{a^n}$$=a^{\left(m-n\right)}$, dove $a^n=a^3$, $a^m=a^4$, $a^m/a^n=\frac{6a^4b^5}{4a^3b^3}$, $m=4$ e $n=3$

Applicare la formula: $\frac{a^m}{a^n}$$=a^{\left(m-n\right)}$, dove $a^n=b^3$, $a^m=b^5$, $a=b$, $a^m/a^n=\frac{6ab^5}{4b^3}$, $m=5$ e $n=3$

Applicare la formula: $\frac{ab}{c}$$=\frac{a}{c}b$, dove $ab=6ab^{2}$, $a=6$, $b=ab^{2}$, $c=4$ e $ab/c=\frac{6ab^{2}}{4}$