frac{r^{-1}s^{-1}t}{r^{-1}s^-1t^-1*r^7st^-2} eching

$$\frac { r ^ { - 1 } s ^ { - 1 } t } { r ^ { - 1 } s ^ { - 1 } t ^ { - 1 } \cdot r ^ { 7 } s t ^ { - 2 } }$$

Baholash

$$\frac{t^{4}}{sr^{7}}$$

Yechim qadamlari

Ayni asosning daraja ko‘rsatkichlarini ko‘paytirish uchun ularning darajalarini qo‘shing. -1 va 7 ni qo‘shib, 6 ni oling.

$$\frac{r^{-1}s^{-1}t}{r^{6}s^{-1}t^{-1}st^{-2}}$$

1 hosil qilish uchun s^{-1} va s ni ko'paytirish.

$$\frac{r^{-1}s^{-1}t}{r^{6}t^{-1}t^{-2}}$$

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

$$\frac{r^{-1}s^{-1}t}{r^{6}t^{-3}}$$

Ayni asosning daraja ko'rsatkichi bo'lish uchun maxrajning darajasini surat darajasidan bo'ling.

$$\frac{\frac{1}{r}\times \frac{1}{s}t^{4}}{r^{6}}$$

Ayni asosning daraja ko‘rsatkichini bo‘lish uchun suratning darajasini maxraj darajasiga bo‘ling.

$$\frac{\frac{1}{s}t^{4}}{r^{7}}$$

\frac{1}{s}t^{4} ni yagona kasrga aylantiring.

$$\frac{\frac{t^{4}}{s}}{r^{7}}$$

\frac{\frac{t^{4}}{s}}{r^{7}} ni yagona kasrga aylantiring.

$$\frac{t^{4}}{sr^{7}}$$

s ga nisbatan hosilani topish

$$-\frac{t^{4}}{s^{2}r^{7}}$$