1(-9)^2+7(-9)^5-9/-2*(-9)+7 eching

$$\frac { 1 ( - 9 ) ^ { 2 } + 7 ( - 9 ) ^ { 5 } - 9 } { - 2 \times ( - 9 ) + 7 }$$

Baholash

$$-\frac{413271}{25}=-16530,84$$

Yechim qadamlari

2 daraja ko‘rsatkichini -9 ga hisoblang va 81 ni qiymatni oling.

$$\frac{1\times 81+7\left(-9\right)^{5}-9}{-2\left(-9\right)+7}$$

81 hosil qilish uchun 1 va 81 ni ko'paytirish.

$$\frac{81+7\left(-9\right)^{5}-9}{-2\left(-9\right)+7}$$

5 daraja ko‘rsatkichini -9 ga hisoblang va -59049 ni qiymatni oling.

$$\frac{81+7\left(-59049\right)-9}{-2\left(-9\right)+7}$$

-413343 hosil qilish uchun 7 va -59049 ni ko'paytirish.

$$\frac{81-413343-9}{-2\left(-9\right)+7}$$

-413262 olish uchun 81 dan 413343 ni ayirish.

$$\frac{-413262-9}{-2\left(-9\right)+7}$$

-413271 olish uchun -413262 dan 9 ni ayirish.

$$\frac{-413271}{-2\left(-9\right)+7}$$

18 hosil qilish uchun -2 va -9 ni ko'paytirish.

$$\frac{-413271}{18+7}$$

25 olish uchun 18 va 7'ni qo'shing.

$$\frac{-413271}{25}$$

\frac{-413271}{25} kasri manfiy belgini olib tashlash bilan -\frac{413271}{25} sifatida qayta yozilishi mumkin.

$$-\frac{413271}{25}$$

Omil

$$-\frac{413271}{25} = -16530\frac{21}{25} = -16530,84$$