Applicare la formula: $x,\:a,\:b,\:c$$=eval\left(x,a,b,c\right)$, dove $a=x=-2$, $b=y=1$, $c=z=0$, $x=3x^2yz$ e $x;a=3x^2yz,\:x=-2,\:y=1,\:z=0$

Applicare la formula: $ab$$=ab$, dove $ab=3\cdot 1\cdot 0\cdot {\left(-2\right)}^2$, $a=3$ e $b=1$

Applicare la formula: $ab$$=ab$, dove $ab=3\cdot 0\cdot {\left(-2\right)}^2$, $a=3$ e $b=0$

Applicare la formula: $a^b$$=a^b$, dove $a=-2$, $b=2$ e $a^b={\left(-2\right)}^2$

Applicare la formula: $ab$$=ab$, dove $ab=0\cdot 4$, $a=0$ e $b=4$