(-2x^2y)*4xy^2 eching

$$( - 2 x ^ { 2 } y ) \cdot 4 x y ^ { 2 }$$

Baholash

$$-8\left(xy\right)^{3}$$

Ko'paytirishning kommutativ xususiyatdan foydalanish qadamlari

Ifodani qisqartirish uchun eksponent qoidalaridan foydalanish.

$$\left(-2\right)^{1}x^{2}y^{1}\times 4^{1}x^{1}y^{2}$$

Ko'paytirishning kommutativ xususiyatidan foydalanish.

$$\left(-2\right)^{1}\times 4^{1}x^{2}x^{1}y^{1}y^{2}$$

Ayni daraja ko'rsatkichlarini ko'paytirish uchun ularning darajalarini qo'shing.

$$\left(-2\right)^{1}\times 4^{1}x^{2+1}y^{1+2}$$

2 va 1 belgilarini qo'shish.

$$\left(-2\right)^{1}\times 4^{1}x^{3}y^{1+2}$$

1 va 2 belgilarini qo'shish.

$$\left(-2\right)^{1}\times 4^{1}x^{3}y^{3}$$

-2 ni 4 marotabaga ko'paytirish.

$$-8x^{3}y^{3}$$

x ga nisbatan hosilani topish

$$-24x^{2}y^{3}$$