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

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

Evalwa

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

Passi tas-Soluzzjonijiet

Applika l-propjetà distributtiva billi timmultiplika kull terminu ta' \frac{1}{2}x-\frac{2}{3}y+\frac{3}{4} b'kull terminu ta' \frac{1}{2}x+\frac{2}{3}y-\frac{3}{4}.

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

Immultiplika x u x biex tikseb x^{2}.

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

Immultiplika y u y biex tikseb y^{2}.

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

Immultiplika \frac{1}{2} b'\frac{1}{2} billi timmultiplika n-numeratur bin-numeratur u d-denominatur bid-denominatur.

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

Agħmel il-multiplikazzjonijiet fil-frazzjoni \frac{1\times 1}{2\times 2}.

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

Immultiplika \frac{1}{2} b'\frac{2}{3} billi timmultiplika n-numeratur bin-numeratur u d-denominatur bid-denominatur.

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

Annulla 2 fin-numeratur u d-denominatur.

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

Immultiplika \frac{1}{2} b'-\frac{3}{4} billi timmultiplika n-numeratur bin-numeratur u d-denominatur bid-denominatur.

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

Agħmel il-multiplikazzjonijiet fil-frazzjoni \frac{1\left(-3\right)}{2\times 4}.

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

Frazzjoni \frac{-3}{8} tista' tinkiteb mill-ġdid bħala -\frac{3}{8} bl-estrazzjoni tas-sinjal negattiv.

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

Immultiplika -\frac{2}{3} b'\frac{1}{2} billi timmultiplika n-numeratur bin-numeratur u d-denominatur bid-denominatur.

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

Agħmel il-multiplikazzjonijiet fil-frazzjoni \frac{-2}{3\times 2}.

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

Naqqas il-frazzjoni \frac{-2}{6} għat-termini l-aktar baxxi billi testratta u tikkanċella barra 2.

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

Ikkombina \frac{1}{3}xy u -\frac{1}{3}yx biex tikseb 0.

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

Immultiplika -\frac{2}{3} b'\frac{2}{3} billi timmultiplika n-numeratur bin-numeratur u d-denominatur bid-denominatur.

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

Agħmel il-multiplikazzjonijiet fil-frazzjoni \frac{-2\times 2}{3\times 3}.

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

Frazzjoni \frac{-4}{9} tista' tinkiteb mill-ġdid bħala -\frac{4}{9} bl-estrazzjoni tas-sinjal negattiv.

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

Immultiplika -\frac{2}{3} b'-\frac{3}{4} billi timmultiplika n-numeratur bin-numeratur u d-denominatur bid-denominatur.

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

Agħmel il-multiplikazzjonijiet fil-frazzjoni \frac{-2\left(-3\right)}{3\times 4}.

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

Naqqas il-frazzjoni \frac{6}{12} għat-termini l-aktar baxxi billi testratta u tikkanċella barra 6.

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

Immultiplika \frac{3}{4} b'\frac{1}{2} billi timmultiplika n-numeratur bin-numeratur u d-denominatur bid-denominatur.

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

Agħmel il-multiplikazzjonijiet fil-frazzjoni \frac{3\times 1}{4\times 2}.

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

Ikkombina -\frac{3}{8}x u \frac{3}{8}x biex tikseb 0.

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

Immultiplika \frac{3}{4} b'\frac{2}{3} billi timmultiplika n-numeratur bin-numeratur u d-denominatur bid-denominatur.

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

Annulla 3 fin-numeratur u d-denominatur.

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

Naqqas il-frazzjoni \frac{2}{4} għat-termini l-aktar baxxi billi testratta u tikkanċella barra 2.

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

Ikkombina \frac{1}{2}y u \frac{1}{2}y biex tikseb y.

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

Immultiplika \frac{3}{4} b'-\frac{3}{4} billi timmultiplika n-numeratur bin-numeratur u d-denominatur bid-denominatur.

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

Agħmel il-multiplikazzjonijiet fil-frazzjoni \frac{3\left(-3\right)}{4\times 4}.

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

Frazzjoni \frac{-9}{16} tista' tinkiteb mill-ġdid bħala -\frac{9}{16} bl-estrazzjoni tas-sinjal negattiv.

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

Espandi

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

Passi tas-Soluzzjonijiet

Applika l-propjetà distributtiva billi timmultiplika kull terminu ta' \frac{1}{2}x-\frac{2}{3}y+\frac{3}{4} b'kull terminu ta' \frac{1}{2}x+\frac{2}{3}y-\frac{3}{4}.

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

Immultiplika x u x biex tikseb x^{2}.

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

Immultiplika y u y biex tikseb y^{2}.

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

Immultiplika \frac{1}{2} b'\frac{1}{2} billi timmultiplika n-numeratur bin-numeratur u d-denominatur bid-denominatur.

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

Agħmel il-multiplikazzjonijiet fil-frazzjoni \frac{1\times 1}{2\times 2}.

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

Immultiplika \frac{1}{2} b'\frac{2}{3} billi timmultiplika n-numeratur bin-numeratur u d-denominatur bid-denominatur.

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

Annulla 2 fin-numeratur u d-denominatur.

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

Immultiplika \frac{1}{2} b'-\frac{3}{4} billi timmultiplika n-numeratur bin-numeratur u d-denominatur bid-denominatur.

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

Agħmel il-multiplikazzjonijiet fil-frazzjoni \frac{1\left(-3\right)}{2\times 4}.

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

Frazzjoni \frac{-3}{8} tista' tinkiteb mill-ġdid bħala -\frac{3}{8} bl-estrazzjoni tas-sinjal negattiv.

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

Immultiplika -\frac{2}{3} b'\frac{1}{2} billi timmultiplika n-numeratur bin-numeratur u d-denominatur bid-denominatur.

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

Agħmel il-multiplikazzjonijiet fil-frazzjoni \frac{-2}{3\times 2}.

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

Naqqas il-frazzjoni \frac{-2}{6} għat-termini l-aktar baxxi billi testratta u tikkanċella barra 2.

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

Ikkombina \frac{1}{3}xy u -\frac{1}{3}yx biex tikseb 0.

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

Immultiplika -\frac{2}{3} b'\frac{2}{3} billi timmultiplika n-numeratur bin-numeratur u d-denominatur bid-denominatur.

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

Agħmel il-multiplikazzjonijiet fil-frazzjoni \frac{-2\times 2}{3\times 3}.

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

Frazzjoni \frac{-4}{9} tista' tinkiteb mill-ġdid bħala -\frac{4}{9} bl-estrazzjoni tas-sinjal negattiv.

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

Immultiplika -\frac{2}{3} b'-\frac{3}{4} billi timmultiplika n-numeratur bin-numeratur u d-denominatur bid-denominatur.

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

Agħmel il-multiplikazzjonijiet fil-frazzjoni \frac{-2\left(-3\right)}{3\times 4}.

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

Naqqas il-frazzjoni \frac{6}{12} għat-termini l-aktar baxxi billi testratta u tikkanċella barra 6.

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

Immultiplika \frac{3}{4} b'\frac{1}{2} billi timmultiplika n-numeratur bin-numeratur u d-denominatur bid-denominatur.

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

Agħmel il-multiplikazzjonijiet fil-frazzjoni \frac{3\times 1}{4\times 2}.

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

Ikkombina -\frac{3}{8}x u \frac{3}{8}x biex tikseb 0.

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

Immultiplika \frac{3}{4} b'\frac{2}{3} billi timmultiplika n-numeratur bin-numeratur u d-denominatur bid-denominatur.

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

Annulla 3 fin-numeratur u d-denominatur.

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

Naqqas il-frazzjoni \frac{2}{4} għat-termini l-aktar baxxi billi testratta u tikkanċella barra 2.

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

Ikkombina \frac{1}{2}y u \frac{1}{2}y biex tikseb y.

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

Immultiplika \frac{3}{4} b'-\frac{3}{4} billi timmultiplika n-numeratur bin-numeratur u d-denominatur bid-denominatur.

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

Agħmel il-multiplikazzjonijiet fil-frazzjoni \frac{3\left(-3\right)}{4\times 4}.

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

Frazzjoni \frac{-9}{16} tista' tinkiteb mill-ġdid bħala -\frac{9}{16} bl-estrazzjoni tas-sinjal negattiv.

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