(7/7*1/2)^2-(-1/2)^2= eching

$$( \frac { 7 } { 7 } \cdot \frac { 1 } { 2 } ) ^ { 2 } - ( - \frac { 1 } { 2 } ) ^ { 2 } =$$

Baholash

$$0$$

Yechim qadamlari

1 ni olish uchun 7 ni 7 ga bo‘ling.

$$\left(1\times \frac{1}{2}\right)^{2}-\left(-\frac{1}{2}\right)^{2}$$

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

$$\left(\frac{1}{2}\right)^{2}-\left(-\frac{1}{2}\right)^{2}$$

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

$$\frac{1}{4}-\left(-\frac{1}{2}\right)^{2}$$

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

$$\frac{1}{4}-\frac{1}{4}$$

0 olish uchun \frac{1}{4} dan \frac{1}{4} ni ayirish.

$$0$$

Omil

$$0$$