w^2-2/7-2/5-3/5w^2+2/3+frac{2}{5}w^2-frac{3}{5}+frac{3}{7}w-frac{4}{3}= eching

$$w ^ { 2 } - \frac { 2 } { 7 } - \frac { 2 } { 5 } - \frac { 3 } { 5 } w ^ { 2 } + \frac { 2 } { 3 } + \frac { 2 } { 5 } w ^ { 2 } - \frac { 3 } { 5 } + \frac { 3 } { 7 } w - \frac { 4 } { 3 } =$$

Baholash

$$\frac{4w^{2}}{5}+\frac{3w}{7}-\frac{41}{21}$$

Yechim qadamlari

-\frac{24}{35} olish uchun -\frac{2}{7} dan \frac{2}{5} ni ayirish.

$$w^{2}-\frac{24}{35}-\frac{3}{5}w^{2}+\frac{2}{3}+\frac{2}{5}w^{2}-\frac{3}{5}+\frac{3}{7}w-\frac{4}{3}$$

\frac{2}{5}w^{2} ni olish uchun w^{2} va -\frac{3}{5}w^{2} ni birlashtirish.

$$\frac{2}{5}w^{2}-\frac{24}{35}+\frac{2}{3}+\frac{2}{5}w^{2}-\frac{3}{5}+\frac{3}{7}w-\frac{4}{3}$$

-\frac{2}{105} olish uchun -\frac{24}{35} va \frac{2}{3}'ni qo'shing.

$$\frac{2}{5}w^{2}-\frac{2}{105}+\frac{2}{5}w^{2}-\frac{3}{5}+\frac{3}{7}w-\frac{4}{3}$$

\frac{4}{5}w^{2} ni olish uchun \frac{2}{5}w^{2} va \frac{2}{5}w^{2} ni birlashtirish.

$$\frac{4}{5}w^{2}-\frac{2}{105}-\frac{3}{5}+\frac{3}{7}w-\frac{4}{3}$$

-\frac{13}{21} olish uchun -\frac{2}{105} dan \frac{3}{5} ni ayirish.

$$\frac{4}{5}w^{2}-\frac{13}{21}+\frac{3}{7}w-\frac{4}{3}$$

-\frac{41}{21} olish uchun -\frac{13}{21} dan \frac{4}{3} ni ayirish.

$$\frac{4}{5}w^{2}-\frac{41}{21}+\frac{3}{7}w$$

Omil

$$\frac{4\left(w-\left(-\frac{\sqrt{70905}}{168}-\frac{15}{56}\right)\right)\left(w-\left(\frac{\sqrt{70905}}{168}-\frac{15}{56}\right)\right)}{5}$$