{left(1/2+5right)}^2*1/2+2*{left(1/2right)}^2-{left(1/2right)}^3+3*frac{1}{2}-18 eching

$${ \left( \frac{ 1 }{ 2 } +5 \right) }^{ 2 } \times \frac{ 1 }{ 2 } +2 \times { \left( \frac{ 1 }{ 2 } \right) }^{ 2 } - { \left( \frac{ 1 }{ 2 } \right) }^{ 3 } +3 \times \frac{ 1 }{ 2 } -18$$

Baholash

$$-1$$

Yechim qadamlari

\frac{11}{2} olish uchun \frac{1}{2} va 5'ni qo'shing.

$$\left(\frac{11}{2}\right)^{2}\times \frac{1}{2}+2\times \left(\frac{1}{2}\right)^{2}-\left(\frac{1}{2}\right)^{3}+3\times \frac{1}{2}-18$$

2 daraja ko‘rsatkichini \frac{11}{2} ga hisoblang va \frac{121}{4} ni qiymatni oling.

$$\frac{121}{4}\times \frac{1}{2}+2\times \left(\frac{1}{2}\right)^{2}-\left(\frac{1}{2}\right)^{3}+3\times \frac{1}{2}-18$$

\frac{121}{8} hosil qilish uchun \frac{121}{4} va \frac{1}{2} ni ko'paytirish.

$$\frac{121}{8}+2\times \left(\frac{1}{2}\right)^{2}-\left(\frac{1}{2}\right)^{3}+3\times \frac{1}{2}-18$$

2 daraja ko‘rsatkichini \frac{1}{2} ga hisoblang va \frac{1}{4} ni qiymatni oling.

$$\frac{121}{8}+2\times \frac{1}{4}-\left(\frac{1}{2}\right)^{3}+3\times \frac{1}{2}-18$$

\frac{1}{2} hosil qilish uchun 2 va \frac{1}{4} ni ko'paytirish.

$$\frac{121}{8}+\frac{1}{2}-\left(\frac{1}{2}\right)^{3}+3\times \frac{1}{2}-18$$

\frac{125}{8} olish uchun \frac{121}{8} va \frac{1}{2}'ni qo'shing.

$$\frac{125}{8}-\left(\frac{1}{2}\right)^{3}+3\times \frac{1}{2}-18$$

3 daraja ko‘rsatkichini \frac{1}{2} ga hisoblang va \frac{1}{8} ni qiymatni oling.

$$\frac{125}{8}-\frac{1}{8}+3\times \frac{1}{2}-18$$

\frac{31}{2} olish uchun \frac{125}{8} dan \frac{1}{8} ni ayirish.

$$\frac{31}{2}+3\times \frac{1}{2}-18$$

\frac{3}{2} hosil qilish uchun 3 va \frac{1}{2} ni ko'paytirish.

$$\frac{31}{2}+\frac{3}{2}-18$$

17 olish uchun \frac{31}{2} va \frac{3}{2}'ni qo'shing.

$$17-18$$

-1 olish uchun 17 dan 18 ni ayirish.

$$-1$$

Omil

$$-1$$