[{-81/-7}^2-(-9)]*(-11)+(-1) eching

$$[ \{ \frac { - 81 } { - 7 } \} ^ { 2 } - ( - 9 ) ] \cdot ( - 11 ) + ( - 1 )$$

Baholash

$$-\frac{77071}{49}\approx -1572,87755102$$

Yechim qadamlari

Ikkala surat va maxrajdan manfiy belgini olib tashlash bilan \frac{-81}{-7} kasrini \frac{81}{7} ga soddalashtirish mumkin.

$$\left(\left(\frac{81}{7}\right)^{2}-\left(-9\right)\right)\left(-11\right)-1$$

2 daraja ko‘rsatkichini \frac{81}{7} ga hisoblang va \frac{6561}{49} ni qiymatni oling.

$$\left(\frac{6561}{49}-\left(-9\right)\right)\left(-11\right)-1$$

-9 ning teskarisi 9 ga teng.

$$\left(\frac{6561}{49}+9\right)\left(-11\right)-1$$

\frac{7002}{49} olish uchun \frac{6561}{49} va 9'ni qo'shing.

$$\frac{7002}{49}\left(-11\right)-1$$

-\frac{77022}{49} hosil qilish uchun \frac{7002}{49} va -11 ni ko'paytirish.

$$-\frac{77022}{49}-1$$

-\frac{77071}{49} olish uchun -\frac{77022}{49} dan 1 ni ayirish.

$$-\frac{77071}{49}$$

Omil

$$-\frac{77071}{49} = -1572\frac{43}{49} = -1572,8775510204082$$