1/2*225*(2/15)^2+45*2/15 eching

$$\frac { 1 } { 2 } \times 225 \times ( \frac { 2 } { 15 } ) ^ { 2 } + 45 \times \frac { 2 } { 15 }$$

Baholash

$$8$$

Yechim qadamlari

\frac{225}{2} hosil qilish uchun \frac{1}{2} va 225 ni ko'paytirish.

$$\frac{225}{2}\times \left(\frac{2}{15}\right)^{2}+45\times \frac{2}{15}$$

2 daraja ko‘rsatkichini \frac{2}{15} ga hisoblang va \frac{4}{225} ni qiymatni oling.

$$\frac{225}{2}\times \frac{4}{225}+45\times \frac{2}{15}$$

Suratni maxrajga va maxrajini suratga ko‘paytirish orqali \frac{225}{2} ni \frac{4}{225} ga ko‘paytiring.

$$\frac{225\times 4}{2\times 225}+45\times \frac{2}{15}$$

Surat va maxrajdagi ikkala 225 ni qisqartiring.

$$\frac{4}{2}+45\times \frac{2}{15}$$

2 ni olish uchun 4 ni 2 ga bo‘ling.

$$2+45\times \frac{2}{15}$$

45\times \frac{2}{15} ni yagona kasrga aylantiring.

$$2+\frac{45\times 2}{15}$$

90 hosil qilish uchun 45 va 2 ni ko'paytirish.

$$2+\frac{90}{15}$$

6 ni olish uchun 90 ni 15 ga bo‘ling.

$$2+6$$

8 olish uchun 2 va 6'ni qo'shing.

$$8$$

Omil

$$2^{3}$$