1/8div2-3/4*(5/2)^2 eching

$$\frac { 1 } { 8 } \div 2 - \frac { 3 } { 4 } \times ( \frac { 5 } { 2 } ) ^ { 2 }$$

Baholash

$$-\frac{37}{8}=-4,625$$

Yechim qadamlari

\frac{\frac{1}{8}}{2} ni yagona kasrga aylantiring.

$$\frac{1}{8\times 2}-\frac{3}{4}\times \left(\frac{5}{2}\right)^{2}$$

16 hosil qilish uchun 8 va 2 ni ko'paytirish.

$$\frac{1}{16}-\frac{3}{4}\times \left(\frac{5}{2}\right)^{2}$$

2 daraja ko‘rsatkichini \frac{5}{2} ga hisoblang va \frac{25}{4} ni qiymatni oling.

$$\frac{1}{16}-\frac{3}{4}\times \frac{25}{4}$$

Suratni maxrajga va maxrajini suratga ko‘paytirish orqali \frac{3}{4} ni \frac{25}{4} ga ko‘paytiring.

$$\frac{1}{16}-\frac{3\times 25}{4\times 4}$$

\frac{3\times 25}{4\times 4} kasridagi ko‘paytirishlarni bajaring.

$$\frac{1}{16}-\frac{75}{16}$$

\frac{1}{16} va \frac{75}{16} da bir xil maxraji bor, ularning suratini ayirish orqali ayiring.

$$\frac{1-75}{16}$$

-74 olish uchun 1 dan 75 ni ayirish.

$$\frac{-74}{16}$$

\frac{-74}{16} ulushini 2 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$-\frac{37}{8}$$

Omil

$$-\frac{37}{8} = -4\frac{5}{8} = -4,625$$