7u^{-4}*4x^-1y^9x^-2*2yu^5 eching

$$7 u ^ { - 4 } \cdot 4 x ^ { - 1 } y ^ { 9 } x ^ { - 2 } \cdot 2 y u ^ { 5 }$$

Baholash

$$\frac{56uy^{10}}{x^{3}}$$

Yechim qadamlari

Ayni asosning daraja ko‘rsatkichlarini ko‘paytirish uchun ularning darajalarini qo‘shing. -4 va 5 ni qo‘shib, 1 ni oling.

$$7u^{1}\times 4x^{-1}y^{9}x^{-2}\times 2y$$

Ayni asosning daraja ko‘rsatkichlarini ko‘paytirish uchun ularning darajalarini qo‘shing. -1 va -2 ni qo‘shib, -3 ni oling.

$$7u^{1}\times 4x^{-3}y^{9}\times 2y$$

Ayni asosning daraja ko‘rsatkichlarini ko‘paytirish uchun ularning darajalarini qo‘shing. 9 va 1 ni qo‘shib, 10 ni oling.

$$7u^{1}\times 4x^{-3}y^{10}\times 2$$

1 daraja ko‘rsatkichini u ga hisoblang va u ni qiymatni oling.

$$7u\times 4x^{-3}y^{10}\times 2$$

28 hosil qilish uchun 7 va 4 ni ko'paytirish.

$$28ux^{-3}y^{10}\times 2$$

56 hosil qilish uchun 28 va 2 ni ko'paytirish.

$$56ux^{-3}y^{10}$$

x ga nisbatan hosilani topish

$$-\frac{168uy^{10}}{x^{4}}$$