(5x^4y^7)(8x^3y) eching

$$( 5 x ^ { 4 } y ^ { 7 } ) ( 8 x ^ { 3 } y )$$

Baholash

$$40x^{7}y^{8}$$

Ko'paytirishning kommutativ xususiyatdan foydalanish qadamlari

Ifodani qisqartirish uchun eksponent qoidalaridan foydalanish.

$$5^{1}x^{4}y^{7}\times 8^{1}x^{3}y^{1}$$

Ko'paytirishning kommutativ xususiyatidan foydalanish.

$$5^{1}\times 8^{1}x^{4}x^{3}y^{7}y^{1}$$

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

$$5^{1}\times 8^{1}x^{4+3}y^{7+1}$$

4 va 3 belgilarini qo'shish.

$$5^{1}\times 8^{1}x^{7}y^{7+1}$$

7 va 1 belgilarini qo'shish.

$$5^{1}\times 8^{1}x^{7}y^{8}$$

5 ni 8 marotabaga ko'paytirish.

$$40x^{7}y^{8}$$

x ga nisbatan hosilani topish

$$280x^{6}y^{8}$$