Applicare la formula: $x^mx^n$$=x^{\left(m+n\right)}$, dove $m=3$ e $n=2$

Applicare la formula: $x^mx^n$$=x^{\left(m+n\right)}$, dove $x=w$, $m=5$ e $n=4$

Applicare la formula: $x\cdot x^n$$=x^{\left(n+1\right)}$, dove $x^nx=\frac{14}{25}\cdot \frac{15}{28}\cdot \frac{1}{2}x^{5}y^4w^{9}y$, $x=y$, $x^n=y^4$ e $n=4$

Applicare la formula: $\frac{a}{b}\frac{c}{f}$$=\frac{ac}{bf}$, dove $a=14$, $b=25$, $c=15$, $a/b=\frac{14}{25}$, $f=28$, $c/f=\frac{15}{28}$ e $a/bc/f=\frac{14}{25}\cdot \frac{15}{28}\cdot \frac{1}{2}x^{5}y^{5}w^{9}$

Applicare la formula: $\frac{a}{b}\frac{c}{f}$$=\frac{ac}{bf}$, dove $a=3$, $b=10$, $c=1$, $a/b=\frac{3}{10}$, $f=2$, $c/f=\frac{1}{2}$ e $a/bc/f=\frac{3}{10}\cdot \frac{1}{2}x^{5}y^{5}w^{9}$