Hasil dari (-3p²q³r³)×(2pqr-²)²

Hasil dari (-3p²q³r³)×(2pqr-²)²

$- 3 {p}^{2} {q}^{3} {r}^{3} times 4 {p}^{2} {q}^{2} {r}^{ - 2 times 2} = \ - 12 {p}^{2 + 2} {q}^{3 + 2} {r}^{3 - 4} = \ - 12 {p}^{4} {q}^{5} {r}^{ - 1} = \ frac{ - 12 {p}^{4} {q}^{5} }{r}$

Jawabannya B