f(-1)=(-1^3)-2(-1^2)+(-1)-9 eching

$$f ( - 1 ) = ( - 1 ^ { 3 } ) - 2 ( - 1 ^ { 2 } ) + ( - 1 ) - 9$$

Baholash

$$-9$$

Yechim qadamlari

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

$$-1-2\left(-1^{2}\right)-1-9$$

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

$$-1-2\left(-1\right)-1-9$$

-2 hosil qilish uchun 2 va -1 ni ko'paytirish.

$$-1-\left(-2\right)-1-9$$

-2 ning teskarisi 2 ga teng.

$$-1+2-1-9$$

1 olish uchun -1 va 2'ni qo'shing.

$$1-1-9$$

0 olish uchun 1 dan 1 ni ayirish.

$$-9$$

Omil

$$-9$$