2*4/4^2+3*5/2 eching

$$\frac { 2 \times 4 } { 4 ^ { 2 } + 3 } \times \frac { 5 } { 2 }$$

Baholash

$$\frac{20}{19}\approx 1,052631579$$

Yechim qadamlari

8 hosil qilish uchun 2 va 4 ni ko'paytirish.

$$\frac{8}{4^{2}+3}\times \frac{5}{2}$$

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

$$\frac{8}{16+3}\times \frac{5}{2}$$

19 olish uchun 16 va 3'ni qo'shing.

$$\frac{8}{19}\times \frac{5}{2}$$

Suratni maxrajga va maxrajini suratga ko‘paytirish orqali \frac{8}{19} ni \frac{5}{2} ga ko‘paytiring.

$$\frac{8\times 5}{19\times 2}$$

\frac{8\times 5}{19\times 2} kasridagi ko‘paytirishlarni bajaring.

$$\frac{40}{38}$$

\frac{40}{38} ulushini 2 ni chiqarib, bekor qilish hisobiga eng past shartlarga kamaytiring.

$$\frac{20}{19}$$

Omil

$$\frac{2 ^ {2} \cdot 5}{19} = 1\frac{1}{19} = 1,0526315789473684$$