7x^2y^2/12y^3*18y/28x eching

$$\frac { 7 x ^ { 2 } y ^ { 2 } } { 12 y ^ { 3 } } \cdot \frac { 18 y } { 28 x }$$

Baholash

$$\frac{3x}{8}$$

Yechim qadamlari

Surat va maxrajdagi ikkala y^{2} ni qisqartiring.

$$\frac{7x^{2}}{12y}\times \frac{18y}{28x}$$

Surat va maxrajdagi ikkala 2 ni qisqartiring.

$$\frac{7x^{2}}{12y}\times \frac{9y}{14x}$$

Suratni maxrajga va maxrajini suratga ko‘paytirish orqali \frac{7x^{2}}{12y} ni \frac{9y}{14x} ga ko‘paytiring.

$$\frac{7x^{2}\times 9y}{12y\times 14x}$$

Surat va maxrajdagi ikkala 3\times 7xy ni qisqartiring.

$$\frac{3x}{2\times 4}$$

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

$$\frac{3x}{8}$$

x ga nisbatan hosilani topish

$$\frac{3}{8} = 0,375$$