Lutasin ang (1/2x-2/3y+3/4)*(1/2x+frac{2}{3}y-frac{3}{4})=

$$( \frac { 1 } { 2 } x - \frac { 2 } { 3 } y + \frac { 3 } { 4 } ) \cdot ( \frac { 1 } { 2 } x + \frac { 2 } { 3 } y - \frac { 3 } { 4 } ) =$$

I-evaluate

$$-\frac{\left(8y-9\right)^{2}}{144}+\frac{x^{2}}{4}$$

Mga Hakbang ng Solution

Ilapat ang distributive property sa pamamagitan ng pag-multiply sa bawat term ng \frac{1}{2}x-\frac{2}{3}y+\frac{3}{4} sa bawat term ng \frac{1}{2}x+\frac{2}{3}y-\frac{3}{4}.

$$\frac{1}{2}x\times \frac{1}{2}x+\frac{1}{2}x\times \frac{2}{3}y+\frac{1}{2}x\left(-\frac{3}{4}\right)-\frac{2}{3}y\times \frac{1}{2}x-\frac{2}{3}y\times \frac{2}{3}y-\frac{2}{3}y\left(-\frac{3}{4}\right)+\frac{3}{4}\times \frac{1}{2}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

I-multiply ang x at x para makuha ang x^{2}.

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

I-multiply ang y at y para makuha ang y^{2}.

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

I-multiply ang \frac{1}{2} sa \frac{1}{2} sa pamamagitan ng pag-multiply ng numerator sa numerator at denominator sa denominator.

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

Gawin ang mga multiplication sa fraction na \frac{1\times 1}{2\times 2}.

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

I-multiply ang \frac{1}{2} sa \frac{2}{3} sa pamamagitan ng pag-multiply ng numerator sa numerator at denominator sa denominator.

$$\frac{1}{4}x^{2}+\frac{1\times 2}{2\times 3}xy+\frac{1}{2}x\left(-\frac{3}{4}\right)-\frac{2}{3}y\times \frac{1}{2}x-\frac{2}{3}y^{2}\times \frac{2}{3}-\frac{2}{3}y\left(-\frac{3}{4}\right)+\frac{3}{4}\times \frac{1}{2}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

I-cancel out ang 2 sa parehong numerator at denominator.

$$\frac{1}{4}x^{2}+\frac{1}{3}xy+\frac{1}{2}x\left(-\frac{3}{4}\right)-\frac{2}{3}y\times \frac{1}{2}x-\frac{2}{3}y^{2}\times \frac{2}{3}-\frac{2}{3}y\left(-\frac{3}{4}\right)+\frac{3}{4}\times \frac{1}{2}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

I-multiply ang \frac{1}{2} sa -\frac{3}{4} sa pamamagitan ng pag-multiply ng numerator sa numerator at denominator sa denominator.

$$\frac{1}{4}x^{2}+\frac{1}{3}xy+\frac{1\left(-3\right)}{2\times 4}x-\frac{2}{3}y\times \frac{1}{2}x-\frac{2}{3}y^{2}\times \frac{2}{3}-\frac{2}{3}y\left(-\frac{3}{4}\right)+\frac{3}{4}\times \frac{1}{2}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

Gawin ang mga multiplication sa fraction na \frac{1\left(-3\right)}{2\times 4}.

$$\frac{1}{4}x^{2}+\frac{1}{3}xy+\frac{-3}{8}x-\frac{2}{3}y\times \frac{1}{2}x-\frac{2}{3}y^{2}\times \frac{2}{3}-\frac{2}{3}y\left(-\frac{3}{4}\right)+\frac{3}{4}\times \frac{1}{2}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

Maaaring maisulat muli ang fraction na \frac{-3}{8} bilang -\frac{3}{8} sa pamamagitan ng pag-extract sa negative sign.

$$\frac{1}{4}x^{2}+\frac{1}{3}xy-\frac{3}{8}x-\frac{2}{3}y\times \frac{1}{2}x-\frac{2}{3}y^{2}\times \frac{2}{3}-\frac{2}{3}y\left(-\frac{3}{4}\right)+\frac{3}{4}\times \frac{1}{2}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

I-multiply ang -\frac{2}{3} sa \frac{1}{2} sa pamamagitan ng pag-multiply ng numerator sa numerator at denominator sa denominator.

$$\frac{1}{4}x^{2}+\frac{1}{3}xy-\frac{3}{8}x+\frac{-2}{3\times 2}yx-\frac{2}{3}y^{2}\times \frac{2}{3}-\frac{2}{3}y\left(-\frac{3}{4}\right)+\frac{3}{4}\times \frac{1}{2}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

Gawin ang mga multiplication sa fraction na \frac{-2}{3\times 2}.

$$\frac{1}{4}x^{2}+\frac{1}{3}xy-\frac{3}{8}x+\frac{-2}{6}yx-\frac{2}{3}y^{2}\times \frac{2}{3}-\frac{2}{3}y\left(-\frac{3}{4}\right)+\frac{3}{4}\times \frac{1}{2}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

Bawasan ang fraction \frac{-2}{6} sa pinakamabababang term sa pamamagitan ng pag-extract at pag-cancel out sa 2.

$$\frac{1}{4}x^{2}+\frac{1}{3}xy-\frac{3}{8}x-\frac{1}{3}yx-\frac{2}{3}y^{2}\times \frac{2}{3}-\frac{2}{3}y\left(-\frac{3}{4}\right)+\frac{3}{4}\times \frac{1}{2}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

Pagsamahin ang \frac{1}{3}xy at -\frac{1}{3}yx para makuha ang 0.

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

I-multiply ang -\frac{2}{3} sa \frac{2}{3} sa pamamagitan ng pag-multiply ng numerator sa numerator at denominator sa denominator.

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

Gawin ang mga multiplication sa fraction na \frac{-2\times 2}{3\times 3}.

$$\frac{1}{4}x^{2}-\frac{3}{8}x+\frac{-4}{9}y^{2}-\frac{2}{3}y\left(-\frac{3}{4}\right)+\frac{3}{4}\times \frac{1}{2}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

Maaaring maisulat muli ang fraction na \frac{-4}{9} bilang -\frac{4}{9} sa pamamagitan ng pag-extract sa negative sign.

$$\frac{1}{4}x^{2}-\frac{3}{8}x-\frac{4}{9}y^{2}-\frac{2}{3}y\left(-\frac{3}{4}\right)+\frac{3}{4}\times \frac{1}{2}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

I-multiply ang -\frac{2}{3} sa -\frac{3}{4} sa pamamagitan ng pag-multiply ng numerator sa numerator at denominator sa denominator.

$$\frac{1}{4}x^{2}-\frac{3}{8}x-\frac{4}{9}y^{2}+\frac{-2\left(-3\right)}{3\times 4}y+\frac{3}{4}\times \frac{1}{2}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

Gawin ang mga multiplication sa fraction na \frac{-2\left(-3\right)}{3\times 4}.

$$\frac{1}{4}x^{2}-\frac{3}{8}x-\frac{4}{9}y^{2}+\frac{6}{12}y+\frac{3}{4}\times \frac{1}{2}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

Bawasan ang fraction \frac{6}{12} sa pinakamabababang term sa pamamagitan ng pag-extract at pag-cancel out sa 6.

$$\frac{1}{4}x^{2}-\frac{3}{8}x-\frac{4}{9}y^{2}+\frac{1}{2}y+\frac{3}{4}\times \frac{1}{2}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

I-multiply ang \frac{3}{4} sa \frac{1}{2} sa pamamagitan ng pag-multiply ng numerator sa numerator at denominator sa denominator.

$$\frac{1}{4}x^{2}-\frac{3}{8}x-\frac{4}{9}y^{2}+\frac{1}{2}y+\frac{3\times 1}{4\times 2}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

Gawin ang mga multiplication sa fraction na \frac{3\times 1}{4\times 2}.

$$\frac{1}{4}x^{2}-\frac{3}{8}x-\frac{4}{9}y^{2}+\frac{1}{2}y+\frac{3}{8}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

Pagsamahin ang -\frac{3}{8}x at \frac{3}{8}x para makuha ang 0.

$$\frac{1}{4}x^{2}-\frac{4}{9}y^{2}+\frac{1}{2}y+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

I-multiply ang \frac{3}{4} sa \frac{2}{3} sa pamamagitan ng pag-multiply ng numerator sa numerator at denominator sa denominator.

$$\frac{1}{4}x^{2}-\frac{4}{9}y^{2}+\frac{1}{2}y+\frac{3\times 2}{4\times 3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

I-cancel out ang 3 sa parehong numerator at denominator.

$$\frac{1}{4}x^{2}-\frac{4}{9}y^{2}+\frac{1}{2}y+\frac{2}{4}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

Bawasan ang fraction \frac{2}{4} sa pinakamabababang term sa pamamagitan ng pag-extract at pag-cancel out sa 2.

$$\frac{1}{4}x^{2}-\frac{4}{9}y^{2}+\frac{1}{2}y+\frac{1}{2}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

Pagsamahin ang \frac{1}{2}y at \frac{1}{2}y para makuha ang y.

$$\frac{1}{4}x^{2}-\frac{4}{9}y^{2}+y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

I-multiply ang \frac{3}{4} sa -\frac{3}{4} sa pamamagitan ng pag-multiply ng numerator sa numerator at denominator sa denominator.

$$\frac{1}{4}x^{2}-\frac{4}{9}y^{2}+y+\frac{3\left(-3\right)}{4\times 4}$$

Gawin ang mga multiplication sa fraction na \frac{3\left(-3\right)}{4\times 4}.

$$\frac{1}{4}x^{2}-\frac{4}{9}y^{2}+y+\frac{-9}{16}$$

Maaaring maisulat muli ang fraction na \frac{-9}{16} bilang -\frac{9}{16} sa pamamagitan ng pag-extract sa negative sign.

$$\frac{1}{4}x^{2}-\frac{4}{9}y^{2}+y-\frac{9}{16}$$

Palawakin

$$\frac{x^{2}}{4}-\frac{4y^{2}}{9}+y-\frac{9}{16}$$

Mga Hakbang ng Solution

Ilapat ang distributive property sa pamamagitan ng pag-multiply sa bawat term ng \frac{1}{2}x-\frac{2}{3}y+\frac{3}{4} sa bawat term ng \frac{1}{2}x+\frac{2}{3}y-\frac{3}{4}.

$$\frac{1}{2}x\times \frac{1}{2}x+\frac{1}{2}x\times \frac{2}{3}y+\frac{1}{2}x\left(-\frac{3}{4}\right)-\frac{2}{3}y\times \frac{1}{2}x-\frac{2}{3}y\times \frac{2}{3}y-\frac{2}{3}y\left(-\frac{3}{4}\right)+\frac{3}{4}\times \frac{1}{2}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

I-multiply ang x at x para makuha ang x^{2}.

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

I-multiply ang y at y para makuha ang y^{2}.

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

I-multiply ang \frac{1}{2} sa \frac{1}{2} sa pamamagitan ng pag-multiply ng numerator sa numerator at denominator sa denominator.

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

Gawin ang mga multiplication sa fraction na \frac{1\times 1}{2\times 2}.

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

I-multiply ang \frac{1}{2} sa \frac{2}{3} sa pamamagitan ng pag-multiply ng numerator sa numerator at denominator sa denominator.

$$\frac{1}{4}x^{2}+\frac{1\times 2}{2\times 3}xy+\frac{1}{2}x\left(-\frac{3}{4}\right)-\frac{2}{3}y\times \frac{1}{2}x-\frac{2}{3}y^{2}\times \frac{2}{3}-\frac{2}{3}y\left(-\frac{3}{4}\right)+\frac{3}{4}\times \frac{1}{2}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

I-cancel out ang 2 sa parehong numerator at denominator.

$$\frac{1}{4}x^{2}+\frac{1}{3}xy+\frac{1}{2}x\left(-\frac{3}{4}\right)-\frac{2}{3}y\times \frac{1}{2}x-\frac{2}{3}y^{2}\times \frac{2}{3}-\frac{2}{3}y\left(-\frac{3}{4}\right)+\frac{3}{4}\times \frac{1}{2}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

I-multiply ang \frac{1}{2} sa -\frac{3}{4} sa pamamagitan ng pag-multiply ng numerator sa numerator at denominator sa denominator.

$$\frac{1}{4}x^{2}+\frac{1}{3}xy+\frac{1\left(-3\right)}{2\times 4}x-\frac{2}{3}y\times \frac{1}{2}x-\frac{2}{3}y^{2}\times \frac{2}{3}-\frac{2}{3}y\left(-\frac{3}{4}\right)+\frac{3}{4}\times \frac{1}{2}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

Gawin ang mga multiplication sa fraction na \frac{1\left(-3\right)}{2\times 4}.

$$\frac{1}{4}x^{2}+\frac{1}{3}xy+\frac{-3}{8}x-\frac{2}{3}y\times \frac{1}{2}x-\frac{2}{3}y^{2}\times \frac{2}{3}-\frac{2}{3}y\left(-\frac{3}{4}\right)+\frac{3}{4}\times \frac{1}{2}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

Maaaring maisulat muli ang fraction na \frac{-3}{8} bilang -\frac{3}{8} sa pamamagitan ng pag-extract sa negative sign.

$$\frac{1}{4}x^{2}+\frac{1}{3}xy-\frac{3}{8}x-\frac{2}{3}y\times \frac{1}{2}x-\frac{2}{3}y^{2}\times \frac{2}{3}-\frac{2}{3}y\left(-\frac{3}{4}\right)+\frac{3}{4}\times \frac{1}{2}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

I-multiply ang -\frac{2}{3} sa \frac{1}{2} sa pamamagitan ng pag-multiply ng numerator sa numerator at denominator sa denominator.

$$\frac{1}{4}x^{2}+\frac{1}{3}xy-\frac{3}{8}x+\frac{-2}{3\times 2}yx-\frac{2}{3}y^{2}\times \frac{2}{3}-\frac{2}{3}y\left(-\frac{3}{4}\right)+\frac{3}{4}\times \frac{1}{2}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

Gawin ang mga multiplication sa fraction na \frac{-2}{3\times 2}.

$$\frac{1}{4}x^{2}+\frac{1}{3}xy-\frac{3}{8}x+\frac{-2}{6}yx-\frac{2}{3}y^{2}\times \frac{2}{3}-\frac{2}{3}y\left(-\frac{3}{4}\right)+\frac{3}{4}\times \frac{1}{2}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

Bawasan ang fraction \frac{-2}{6} sa pinakamabababang term sa pamamagitan ng pag-extract at pag-cancel out sa 2.

$$\frac{1}{4}x^{2}+\frac{1}{3}xy-\frac{3}{8}x-\frac{1}{3}yx-\frac{2}{3}y^{2}\times \frac{2}{3}-\frac{2}{3}y\left(-\frac{3}{4}\right)+\frac{3}{4}\times \frac{1}{2}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

Pagsamahin ang \frac{1}{3}xy at -\frac{1}{3}yx para makuha ang 0.

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

I-multiply ang -\frac{2}{3} sa \frac{2}{3} sa pamamagitan ng pag-multiply ng numerator sa numerator at denominator sa denominator.

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

Gawin ang mga multiplication sa fraction na \frac{-2\times 2}{3\times 3}.

$$\frac{1}{4}x^{2}-\frac{3}{8}x+\frac{-4}{9}y^{2}-\frac{2}{3}y\left(-\frac{3}{4}\right)+\frac{3}{4}\times \frac{1}{2}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

Maaaring maisulat muli ang fraction na \frac{-4}{9} bilang -\frac{4}{9} sa pamamagitan ng pag-extract sa negative sign.

$$\frac{1}{4}x^{2}-\frac{3}{8}x-\frac{4}{9}y^{2}-\frac{2}{3}y\left(-\frac{3}{4}\right)+\frac{3}{4}\times \frac{1}{2}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

I-multiply ang -\frac{2}{3} sa -\frac{3}{4} sa pamamagitan ng pag-multiply ng numerator sa numerator at denominator sa denominator.

$$\frac{1}{4}x^{2}-\frac{3}{8}x-\frac{4}{9}y^{2}+\frac{-2\left(-3\right)}{3\times 4}y+\frac{3}{4}\times \frac{1}{2}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

Gawin ang mga multiplication sa fraction na \frac{-2\left(-3\right)}{3\times 4}.

$$\frac{1}{4}x^{2}-\frac{3}{8}x-\frac{4}{9}y^{2}+\frac{6}{12}y+\frac{3}{4}\times \frac{1}{2}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

Bawasan ang fraction \frac{6}{12} sa pinakamabababang term sa pamamagitan ng pag-extract at pag-cancel out sa 6.

$$\frac{1}{4}x^{2}-\frac{3}{8}x-\frac{4}{9}y^{2}+\frac{1}{2}y+\frac{3}{4}\times \frac{1}{2}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

I-multiply ang \frac{3}{4} sa \frac{1}{2} sa pamamagitan ng pag-multiply ng numerator sa numerator at denominator sa denominator.

$$\frac{1}{4}x^{2}-\frac{3}{8}x-\frac{4}{9}y^{2}+\frac{1}{2}y+\frac{3\times 1}{4\times 2}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

Gawin ang mga multiplication sa fraction na \frac{3\times 1}{4\times 2}.

$$\frac{1}{4}x^{2}-\frac{3}{8}x-\frac{4}{9}y^{2}+\frac{1}{2}y+\frac{3}{8}x+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

Pagsamahin ang -\frac{3}{8}x at \frac{3}{8}x para makuha ang 0.

$$\frac{1}{4}x^{2}-\frac{4}{9}y^{2}+\frac{1}{2}y+\frac{3}{4}\times \frac{2}{3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

I-multiply ang \frac{3}{4} sa \frac{2}{3} sa pamamagitan ng pag-multiply ng numerator sa numerator at denominator sa denominator.

$$\frac{1}{4}x^{2}-\frac{4}{9}y^{2}+\frac{1}{2}y+\frac{3\times 2}{4\times 3}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

I-cancel out ang 3 sa parehong numerator at denominator.

$$\frac{1}{4}x^{2}-\frac{4}{9}y^{2}+\frac{1}{2}y+\frac{2}{4}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

Bawasan ang fraction \frac{2}{4} sa pinakamabababang term sa pamamagitan ng pag-extract at pag-cancel out sa 2.

$$\frac{1}{4}x^{2}-\frac{4}{9}y^{2}+\frac{1}{2}y+\frac{1}{2}y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

Pagsamahin ang \frac{1}{2}y at \frac{1}{2}y para makuha ang y.

$$\frac{1}{4}x^{2}-\frac{4}{9}y^{2}+y+\frac{3}{4}\left(-\frac{3}{4}\right)$$

I-multiply ang \frac{3}{4} sa -\frac{3}{4} sa pamamagitan ng pag-multiply ng numerator sa numerator at denominator sa denominator.

$$\frac{1}{4}x^{2}-\frac{4}{9}y^{2}+y+\frac{3\left(-3\right)}{4\times 4}$$

Gawin ang mga multiplication sa fraction na \frac{3\left(-3\right)}{4\times 4}.

$$\frac{1}{4}x^{2}-\frac{4}{9}y^{2}+y+\frac{-9}{16}$$

Maaaring maisulat muli ang fraction na \frac{-9}{16} bilang -\frac{9}{16} sa pamamagitan ng pag-extract sa negative sign.

$$\frac{1}{4}x^{2}-\frac{4}{9}y^{2}+y-\frac{9}{16}$$