4^2+6(4)-27/4^2-8(4)+7 eching

$$\frac { 4 ^ { 2 } + 6 ( 4 ) - 27 } { 4 ^ { 2 } - 8 ( 4 ) + 7 }$$

Baholash

$$-\frac{13}{9}\approx -1,444444444$$

Yechim qadamlari

2 daraja ko‘rsatkichini 4 ga hisoblang va 16 ni qiymatni oling.

$$\frac{16+6\times 4-27}{4^{2}-8\times 4+7}$$

24 hosil qilish uchun 6 va 4 ni ko'paytirish.

$$\frac{16+24-27}{4^{2}-8\times 4+7}$$

40 olish uchun 16 va 24'ni qo'shing.

$$\frac{40-27}{4^{2}-8\times 4+7}$$

13 olish uchun 40 dan 27 ni ayirish.

$$\frac{13}{4^{2}-8\times 4+7}$$

2 daraja ko‘rsatkichini 4 ga hisoblang va 16 ni qiymatni oling.

$$\frac{13}{16-8\times 4+7}$$

32 hosil qilish uchun 8 va 4 ni ko'paytirish.

$$\frac{13}{16-32+7}$$

-16 olish uchun 16 dan 32 ni ayirish.

$$\frac{13}{-16+7}$$

-9 olish uchun -16 va 7'ni qo'shing.

$$\frac{13}{-9}$$

\frac{13}{-9} kasri manfiy belgini olib tashlash bilan -\frac{13}{9} sifatida qayta yozilishi mumkin.

$$-\frac{13}{9}$$

Omil

$$-\frac{13}{9} = -1\frac{4}{9} = -1,4444444444444444$$