Réitigh 2x-1/16-x^2*x^2+3x-4/2x^2-3x+1=1/4-x

$$\frac { 2 x - 1 } { 16 - x ^ { 2 } } \cdot \frac { x ^ { 2 } + 3 x - 4 } { 2 x ^ { 2 } - 3 x + 1 } = \frac { 1 } { 4 - x }$$

Réitigh do x. (complex solution)

$$x\in \mathrm{C}\setminus 4,-4,\frac{1}{2},1$$

Céimeanna gearra réitigh

Ní féidir leis an athróg x a bheith comhionann le haon cheann de na luachanna -4,\frac{1}{2},1,4 toisc nach bhfuil an roinnt faoi nialas sainithe. Iolraigh an dá thaobh den chothromóid faoi \left(x-4\right)\left(x-1\right)\left(2x-1\right)\left(x+4\right), an comhiolraí is lú de 16-x^{2},2x^{2}-3x+1,4-x.

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

Scríobh \left(-1+3x-2x^{2}\right)\times \frac{x^{2}+3x-4}{2x^{2}-3x+1} mar chodán aonair.

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

Úsáid an t-airí dáileach chun \frac{\left(-1+3x-2x^{2}\right)\left(x^{2}+3x-4\right)}{2x^{2}-3x+1} a mhéadú faoi 2x-1.

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

Úsáid an t-airí dáileach chun -1+3x-2x^{2} a mhéadú faoi x^{2}+3x-4 agus chun téarmaí comhchosúla a chumasc.

$$2\times \frac{16x^{2}-15x+4-3x^{3}-2x^{4}}{2x^{2}-3x+1}x-\frac{\left(-1+3x-2x^{2}\right)\left(x^{2}+3x-4\right)}{2x^{2}-3x+1}=-\left(-1+x\right)\left(-1+2x\right)\left(4+x\right)$$

Scríobh 2\times \frac{16x^{2}-15x+4-3x^{3}-2x^{4}}{2x^{2}-3x+1} mar chodán aonair.

$$\frac{2\left(16x^{2}-15x+4-3x^{3}-2x^{4}\right)}{2x^{2}-3x+1}x-\frac{\left(-1+3x-2x^{2}\right)\left(x^{2}+3x-4\right)}{2x^{2}-3x+1}=-\left(-1+x\right)\left(-1+2x\right)\left(4+x\right)$$

Scríobh \frac{2\left(16x^{2}-15x+4-3x^{3}-2x^{4}\right)}{2x^{2}-3x+1}x mar chodán aonair.

$$\frac{2\left(16x^{2}-15x+4-3x^{3}-2x^{4}\right)x}{2x^{2}-3x+1}-\frac{\left(-1+3x-2x^{2}\right)\left(x^{2}+3x-4\right)}{2x^{2}-3x+1}=-\left(-1+x\right)\left(-1+2x\right)\left(4+x\right)$$

Úsáid an t-airí dáileach chun -1+3x-2x^{2} a mhéadú faoi x^{2}+3x-4 agus chun téarmaí comhchosúla a chumasc.

$$\frac{2\left(16x^{2}-15x+4-3x^{3}-2x^{4}\right)x}{2x^{2}-3x+1}-\frac{16x^{2}-15x+4-3x^{3}-2x^{4}}{2x^{2}-3x+1}=-\left(-1+x\right)\left(-1+2x\right)\left(4+x\right)$$

Tá an t-ainmneoir céanna ag \frac{2\left(16x^{2}-15x+4-3x^{3}-2x^{4}\right)x}{2x^{2}-3x+1} agus \frac{16x^{2}-15x+4-3x^{3}-2x^{4}}{2x^{2}-3x+1} agus, mar sin, is féidir iad a dhealú trína n-uimhreoirí a dhealú.

$$\frac{2\left(16x^{2}-15x+4-3x^{3}-2x^{4}\right)x-\left(16x^{2}-15x+4-3x^{3}-2x^{4}\right)}{2x^{2}-3x+1}=-\left(-1+x\right)\left(-1+2x\right)\left(4+x\right)$$

Déan iolrúcháin in 2\left(16x^{2}-15x+4-3x^{3}-2x^{4}\right)x-\left(16x^{2}-15x+4-3x^{3}-2x^{4}\right).

$$\frac{32x^{3}-30x^{2}+8x-6x^{4}-4x^{5}-16x^{2}+15x-4+3x^{3}+2x^{4}}{2x^{2}-3x+1}=-\left(-1+x\right)\left(-1+2x\right)\left(4+x\right)$$

Cumaisc téarmaí comhchosúla in: 32x^{3}-30x^{2}+8x-6x^{4}-4x^{5}-16x^{2}+15x-4+3x^{3}+2x^{4}.

$$\frac{35x^{3}-46x^{2}+23x-4x^{4}-4x^{5}-4}{2x^{2}-3x+1}=-\left(-1+x\right)\left(-1+2x\right)\left(4+x\right)$$

Úsáid an t-airí dáileach chun -1 a mhéadú faoi -1+x.

$$\frac{35x^{3}-46x^{2}+23x-4x^{4}-4x^{5}-4}{2x^{2}-3x+1}=\left(1-x\right)\left(-1+2x\right)\left(4+x\right)$$

Úsáid an t-airí dáileach chun 1-x a mhéadú faoi -1+2x agus chun téarmaí comhchosúla a chumasc.

$$\frac{35x^{3}-46x^{2}+23x-4x^{4}-4x^{5}-4}{2x^{2}-3x+1}=\left(-1+3x-2x^{2}\right)\left(4+x\right)$$

Úsáid an t-airí dáileach chun -1+3x-2x^{2} a mhéadú faoi 4+x agus chun téarmaí comhchosúla a chumasc.

$$\frac{35x^{3}-46x^{2}+23x-4x^{4}-4x^{5}-4}{2x^{2}-3x+1}=-4+11x-5x^{2}-2x^{3}$$

Bain -4 ón dá thaobh.

$$\frac{35x^{3}-46x^{2}+23x-4x^{4}-4x^{5}-4}{2x^{2}-3x+1}-\left(-4\right)=11x-5x^{2}-2x^{3}$$

Tá 4 urchomhairleach le -4.

$$\frac{35x^{3}-46x^{2}+23x-4x^{4}-4x^{5}-4}{2x^{2}-3x+1}+4=11x-5x^{2}-2x^{3}$$

Fachtóirigh 2x^{2}-3x+1.

$$\frac{35x^{3}-46x^{2}+23x-4x^{4}-4x^{5}-4}{\left(x-1\right)\left(2x-1\right)}+4=11x-5x^{2}-2x^{3}$$

Chun cothromóidí a shuimiú nó a dhealú, fairsingigh iad chun a n-ainmneoirí a mheaitseáil. Méadaigh 4 faoi \frac{\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)}.

$$\frac{35x^{3}-46x^{2}+23x-4x^{4}-4x^{5}-4}{\left(x-1\right)\left(2x-1\right)}+\frac{4\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)}=11x-5x^{2}-2x^{3}$$

Tá an t-ainmneoir céanna ag \frac{35x^{3}-46x^{2}+23x-4x^{4}-4x^{5}-4}{\left(x-1\right)\left(2x-1\right)} agus \frac{4\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)} agus, mar sin, is féidir iad a shuimiú trína n-uimhreoirí a shuimiú.

$$\frac{35x^{3}-46x^{2}+23x-4x^{4}-4x^{5}-4+4\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)}=11x-5x^{2}-2x^{3}$$

Déan iolrúcháin in 35x^{3}-46x^{2}+23x-4x^{4}-4x^{5}-4+4\left(x-1\right)\left(2x-1\right).

$$\frac{35x^{3}-46x^{2}+23x-4x^{4}-4x^{5}-4+8x^{2}-4x-8x+4}{\left(x-1\right)\left(2x-1\right)}=11x-5x^{2}-2x^{3}$$

Cumaisc téarmaí comhchosúla in: 35x^{3}-46x^{2}+23x-4x^{4}-4x^{5}-4+8x^{2}-4x-8x+4.

$$\frac{35x^{3}-38x^{2}+11x-4x^{4}-4x^{5}}{\left(x-1\right)\left(2x-1\right)}=11x-5x^{2}-2x^{3}$$

Bain 11x ón dá thaobh.

$$\frac{35x^{3}-38x^{2}+11x-4x^{4}-4x^{5}}{\left(x-1\right)\left(2x-1\right)}-11x=-5x^{2}-2x^{3}$$

Chun cothromóidí a shuimiú nó a dhealú, fairsingigh iad chun a n-ainmneoirí a mheaitseáil. Méadaigh -11x faoi \frac{\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)}.

$$\frac{35x^{3}-38x^{2}+11x-4x^{4}-4x^{5}}{\left(x-1\right)\left(2x-1\right)}+\frac{-11x\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)}=-5x^{2}-2x^{3}$$

Tá an t-ainmneoir céanna ag \frac{35x^{3}-38x^{2}+11x-4x^{4}-4x^{5}}{\left(x-1\right)\left(2x-1\right)} agus \frac{-11x\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)} agus, mar sin, is féidir iad a shuimiú trína n-uimhreoirí a shuimiú.

$$\frac{35x^{3}-38x^{2}+11x-4x^{4}-4x^{5}-11x\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)}=-5x^{2}-2x^{3}$$

Déan iolrúcháin in 35x^{3}-38x^{2}+11x-4x^{4}-4x^{5}-11x\left(x-1\right)\left(2x-1\right).

$$\frac{35x^{3}-38x^{2}+11x-4x^{4}-4x^{5}-22x^{3}+11x^{2}+22x^{2}-11x}{\left(x-1\right)\left(2x-1\right)}=-5x^{2}-2x^{3}$$

Cumaisc téarmaí comhchosúla in: 35x^{3}-38x^{2}+11x-4x^{4}-4x^{5}-22x^{3}+11x^{2}+22x^{2}-11x.

$$\frac{13x^{3}-5x^{2}-4x^{4}-4x^{5}}{\left(x-1\right)\left(2x-1\right)}=-5x^{2}-2x^{3}$$

Cuir 5x^{2} leis an dá thaobh.

$$\frac{13x^{3}-5x^{2}-4x^{4}-4x^{5}}{\left(x-1\right)\left(2x-1\right)}+5x^{2}=-2x^{3}$$

Chun cothromóidí a shuimiú nó a dhealú, fairsingigh iad chun a n-ainmneoirí a mheaitseáil. Méadaigh 5x^{2} faoi \frac{\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)}.

$$\frac{13x^{3}-5x^{2}-4x^{4}-4x^{5}}{\left(x-1\right)\left(2x-1\right)}+\frac{5x^{2}\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)}=-2x^{3}$$

Tá an t-ainmneoir céanna ag \frac{13x^{3}-5x^{2}-4x^{4}-4x^{5}}{\left(x-1\right)\left(2x-1\right)} agus \frac{5x^{2}\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)} agus, mar sin, is féidir iad a shuimiú trína n-uimhreoirí a shuimiú.

$$\frac{13x^{3}-5x^{2}-4x^{4}-4x^{5}+5x^{2}\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)}=-2x^{3}$$

Déan iolrúcháin in 13x^{3}-5x^{2}-4x^{4}-4x^{5}+5x^{2}\left(x-1\right)\left(2x-1\right).

$$\frac{13x^{3}-5x^{2}-4x^{4}-4x^{5}+10x^{4}-5x^{3}-10x^{3}+5x^{2}}{\left(x-1\right)\left(2x-1\right)}=-2x^{3}$$

Cumaisc téarmaí comhchosúla in: 13x^{3}-5x^{2}-4x^{4}-4x^{5}+10x^{4}-5x^{3}-10x^{3}+5x^{2}.

$$\frac{-2x^{3}+6x^{4}-4x^{5}}{\left(x-1\right)\left(2x-1\right)}=-2x^{3}$$

Cuir 2x^{3} leis an dá thaobh.

$$\frac{-2x^{3}+6x^{4}-4x^{5}}{\left(x-1\right)\left(2x-1\right)}+2x^{3}=0$$

Chun cothromóidí a shuimiú nó a dhealú, fairsingigh iad chun a n-ainmneoirí a mheaitseáil. Méadaigh 2x^{3} faoi \frac{\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)}.

$$\frac{-2x^{3}+6x^{4}-4x^{5}}{\left(x-1\right)\left(2x-1\right)}+\frac{2x^{3}\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)}=0$$

Tá an t-ainmneoir céanna ag \frac{-2x^{3}+6x^{4}-4x^{5}}{\left(x-1\right)\left(2x-1\right)} agus \frac{2x^{3}\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)} agus, mar sin, is féidir iad a shuimiú trína n-uimhreoirí a shuimiú.

$$\frac{-2x^{3}+6x^{4}-4x^{5}+2x^{3}\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)}=0$$

Déan iolrúcháin in -2x^{3}+6x^{4}-4x^{5}+2x^{3}\left(x-1\right)\left(2x-1\right).

$$\frac{-2x^{3}+6x^{4}-4x^{5}+4x^{5}-2x^{4}-4x^{4}+2x^{3}}{\left(x-1\right)\left(2x-1\right)}=0$$

Cumaisc téarmaí comhchosúla in: -2x^{3}+6x^{4}-4x^{5}+4x^{5}-2x^{4}-4x^{4}+2x^{3}.

$$\frac{0}{\left(x-1\right)\left(2x-1\right)}=0$$

Ní féidir leis an athróg x a bheith comhionann le haon cheann de na luachanna \frac{1}{2},1 toisc nach bhfuil an roinnt faoi nialas sainithe. Méadaigh an dá thaobh den chothromóid faoi \left(x-1\right)\left(2x-1\right).

$$0=0$$

Bíonn sé seo fíor i gcás x.

$$x\in \mathrm{C}$$

Ní féidir leis an athróg x a bheith comhionann le haon cheann de na luachanna \frac{1}{2},1,-4,4.

$$x\in \mathrm{C}\setminus -4,\frac{1}{2},1,4$$

Réitigh do x.

$$x\in \mathrm{R}\setminus 4,-4,1,\frac{1}{2}$$

Céimeanna gearra réitigh

Ní féidir leis an athróg x a bheith comhionann le haon cheann de na luachanna -4,\frac{1}{2},1,4 toisc nach bhfuil an roinnt faoi nialas sainithe. Iolraigh an dá thaobh den chothromóid faoi \left(x-4\right)\left(x-1\right)\left(2x-1\right)\left(x+4\right), an comhiolraí is lú de 16-x^{2},2x^{2}-3x+1,4-x.

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

Scríobh \left(-1+3x-2x^{2}\right)\times \frac{x^{2}+3x-4}{2x^{2}-3x+1} mar chodán aonair.

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

Úsáid an t-airí dáileach chun \frac{\left(-1+3x-2x^{2}\right)\left(x^{2}+3x-4\right)}{2x^{2}-3x+1} a mhéadú faoi 2x-1.

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

Úsáid an t-airí dáileach chun -1+3x-2x^{2} a mhéadú faoi x^{2}+3x-4 agus chun téarmaí comhchosúla a chumasc.

$$2\times \frac{16x^{2}-15x+4-3x^{3}-2x^{4}}{2x^{2}-3x+1}x-\frac{\left(-1+3x-2x^{2}\right)\left(x^{2}+3x-4\right)}{2x^{2}-3x+1}=-\left(-1+x\right)\left(-1+2x\right)\left(4+x\right)$$

Scríobh 2\times \frac{16x^{2}-15x+4-3x^{3}-2x^{4}}{2x^{2}-3x+1} mar chodán aonair.

$$\frac{2\left(16x^{2}-15x+4-3x^{3}-2x^{4}\right)}{2x^{2}-3x+1}x-\frac{\left(-1+3x-2x^{2}\right)\left(x^{2}+3x-4\right)}{2x^{2}-3x+1}=-\left(-1+x\right)\left(-1+2x\right)\left(4+x\right)$$

Scríobh \frac{2\left(16x^{2}-15x+4-3x^{3}-2x^{4}\right)}{2x^{2}-3x+1}x mar chodán aonair.

$$\frac{2\left(16x^{2}-15x+4-3x^{3}-2x^{4}\right)x}{2x^{2}-3x+1}-\frac{\left(-1+3x-2x^{2}\right)\left(x^{2}+3x-4\right)}{2x^{2}-3x+1}=-\left(-1+x\right)\left(-1+2x\right)\left(4+x\right)$$

Úsáid an t-airí dáileach chun -1+3x-2x^{2} a mhéadú faoi x^{2}+3x-4 agus chun téarmaí comhchosúla a chumasc.

$$\frac{2\left(16x^{2}-15x+4-3x^{3}-2x^{4}\right)x}{2x^{2}-3x+1}-\frac{16x^{2}-15x+4-3x^{3}-2x^{4}}{2x^{2}-3x+1}=-\left(-1+x\right)\left(-1+2x\right)\left(4+x\right)$$

Tá an t-ainmneoir céanna ag \frac{2\left(16x^{2}-15x+4-3x^{3}-2x^{4}\right)x}{2x^{2}-3x+1} agus \frac{16x^{2}-15x+4-3x^{3}-2x^{4}}{2x^{2}-3x+1} agus, mar sin, is féidir iad a dhealú trína n-uimhreoirí a dhealú.

$$\frac{2\left(16x^{2}-15x+4-3x^{3}-2x^{4}\right)x-\left(16x^{2}-15x+4-3x^{3}-2x^{4}\right)}{2x^{2}-3x+1}=-\left(-1+x\right)\left(-1+2x\right)\left(4+x\right)$$

Déan iolrúcháin in 2\left(16x^{2}-15x+4-3x^{3}-2x^{4}\right)x-\left(16x^{2}-15x+4-3x^{3}-2x^{4}\right).

$$\frac{32x^{3}-30x^{2}+8x-6x^{4}-4x^{5}-16x^{2}+15x-4+3x^{3}+2x^{4}}{2x^{2}-3x+1}=-\left(-1+x\right)\left(-1+2x\right)\left(4+x\right)$$

Cumaisc téarmaí comhchosúla in: 32x^{3}-30x^{2}+8x-6x^{4}-4x^{5}-16x^{2}+15x-4+3x^{3}+2x^{4}.

$$\frac{35x^{3}-46x^{2}+23x-4x^{4}-4x^{5}-4}{2x^{2}-3x+1}=-\left(-1+x\right)\left(-1+2x\right)\left(4+x\right)$$

Úsáid an t-airí dáileach chun -1 a mhéadú faoi -1+x.

$$\frac{35x^{3}-46x^{2}+23x-4x^{4}-4x^{5}-4}{2x^{2}-3x+1}=\left(1-x\right)\left(-1+2x\right)\left(4+x\right)$$

Úsáid an t-airí dáileach chun 1-x a mhéadú faoi -1+2x agus chun téarmaí comhchosúla a chumasc.

$$\frac{35x^{3}-46x^{2}+23x-4x^{4}-4x^{5}-4}{2x^{2}-3x+1}=\left(-1+3x-2x^{2}\right)\left(4+x\right)$$

Úsáid an t-airí dáileach chun -1+3x-2x^{2} a mhéadú faoi 4+x agus chun téarmaí comhchosúla a chumasc.

$$\frac{35x^{3}-46x^{2}+23x-4x^{4}-4x^{5}-4}{2x^{2}-3x+1}=-4+11x-5x^{2}-2x^{3}$$

Bain -4 ón dá thaobh.

$$\frac{35x^{3}-46x^{2}+23x-4x^{4}-4x^{5}-4}{2x^{2}-3x+1}-\left(-4\right)=11x-5x^{2}-2x^{3}$$

Tá 4 urchomhairleach le -4.

$$\frac{35x^{3}-46x^{2}+23x-4x^{4}-4x^{5}-4}{2x^{2}-3x+1}+4=11x-5x^{2}-2x^{3}$$

Fachtóirigh 2x^{2}-3x+1.

$$\frac{35x^{3}-46x^{2}+23x-4x^{4}-4x^{5}-4}{\left(x-1\right)\left(2x-1\right)}+4=11x-5x^{2}-2x^{3}$$

Chun cothromóidí a shuimiú nó a dhealú, fairsingigh iad chun a n-ainmneoirí a mheaitseáil. Méadaigh 4 faoi \frac{\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)}.

$$\frac{35x^{3}-46x^{2}+23x-4x^{4}-4x^{5}-4}{\left(x-1\right)\left(2x-1\right)}+\frac{4\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)}=11x-5x^{2}-2x^{3}$$

Tá an t-ainmneoir céanna ag \frac{35x^{3}-46x^{2}+23x-4x^{4}-4x^{5}-4}{\left(x-1\right)\left(2x-1\right)} agus \frac{4\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)} agus, mar sin, is féidir iad a shuimiú trína n-uimhreoirí a shuimiú.

$$\frac{35x^{3}-46x^{2}+23x-4x^{4}-4x^{5}-4+4\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)}=11x-5x^{2}-2x^{3}$$

Déan iolrúcháin in 35x^{3}-46x^{2}+23x-4x^{4}-4x^{5}-4+4\left(x-1\right)\left(2x-1\right).

$$\frac{35x^{3}-46x^{2}+23x-4x^{4}-4x^{5}-4+8x^{2}-4x-8x+4}{\left(x-1\right)\left(2x-1\right)}=11x-5x^{2}-2x^{3}$$

Cumaisc téarmaí comhchosúla in: 35x^{3}-46x^{2}+23x-4x^{4}-4x^{5}-4+8x^{2}-4x-8x+4.

$$\frac{35x^{3}-38x^{2}+11x-4x^{4}-4x^{5}}{\left(x-1\right)\left(2x-1\right)}=11x-5x^{2}-2x^{3}$$

Bain 11x ón dá thaobh.

$$\frac{35x^{3}-38x^{2}+11x-4x^{4}-4x^{5}}{\left(x-1\right)\left(2x-1\right)}-11x=-5x^{2}-2x^{3}$$

Chun cothromóidí a shuimiú nó a dhealú, fairsingigh iad chun a n-ainmneoirí a mheaitseáil. Méadaigh -11x faoi \frac{\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)}.

$$\frac{35x^{3}-38x^{2}+11x-4x^{4}-4x^{5}}{\left(x-1\right)\left(2x-1\right)}+\frac{-11x\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)}=-5x^{2}-2x^{3}$$

Tá an t-ainmneoir céanna ag \frac{35x^{3}-38x^{2}+11x-4x^{4}-4x^{5}}{\left(x-1\right)\left(2x-1\right)} agus \frac{-11x\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)} agus, mar sin, is féidir iad a shuimiú trína n-uimhreoirí a shuimiú.

$$\frac{35x^{3}-38x^{2}+11x-4x^{4}-4x^{5}-11x\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)}=-5x^{2}-2x^{3}$$

Déan iolrúcháin in 35x^{3}-38x^{2}+11x-4x^{4}-4x^{5}-11x\left(x-1\right)\left(2x-1\right).

$$\frac{35x^{3}-38x^{2}+11x-4x^{4}-4x^{5}-22x^{3}+11x^{2}+22x^{2}-11x}{\left(x-1\right)\left(2x-1\right)}=-5x^{2}-2x^{3}$$

Cumaisc téarmaí comhchosúla in: 35x^{3}-38x^{2}+11x-4x^{4}-4x^{5}-22x^{3}+11x^{2}+22x^{2}-11x.

$$\frac{13x^{3}-5x^{2}-4x^{4}-4x^{5}}{\left(x-1\right)\left(2x-1\right)}=-5x^{2}-2x^{3}$$

Cuir 5x^{2} leis an dá thaobh.

$$\frac{13x^{3}-5x^{2}-4x^{4}-4x^{5}}{\left(x-1\right)\left(2x-1\right)}+5x^{2}=-2x^{3}$$

Chun cothromóidí a shuimiú nó a dhealú, fairsingigh iad chun a n-ainmneoirí a mheaitseáil. Méadaigh 5x^{2} faoi \frac{\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)}.

$$\frac{13x^{3}-5x^{2}-4x^{4}-4x^{5}}{\left(x-1\right)\left(2x-1\right)}+\frac{5x^{2}\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)}=-2x^{3}$$

Tá an t-ainmneoir céanna ag \frac{13x^{3}-5x^{2}-4x^{4}-4x^{5}}{\left(x-1\right)\left(2x-1\right)} agus \frac{5x^{2}\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)} agus, mar sin, is féidir iad a shuimiú trína n-uimhreoirí a shuimiú.

$$\frac{13x^{3}-5x^{2}-4x^{4}-4x^{5}+5x^{2}\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)}=-2x^{3}$$

Déan iolrúcháin in 13x^{3}-5x^{2}-4x^{4}-4x^{5}+5x^{2}\left(x-1\right)\left(2x-1\right).

$$\frac{13x^{3}-5x^{2}-4x^{4}-4x^{5}+10x^{4}-5x^{3}-10x^{3}+5x^{2}}{\left(x-1\right)\left(2x-1\right)}=-2x^{3}$$

Cumaisc téarmaí comhchosúla in: 13x^{3}-5x^{2}-4x^{4}-4x^{5}+10x^{4}-5x^{3}-10x^{3}+5x^{2}.

$$\frac{-2x^{3}+6x^{4}-4x^{5}}{\left(x-1\right)\left(2x-1\right)}=-2x^{3}$$

Cuir 2x^{3} leis an dá thaobh.

$$\frac{-2x^{3}+6x^{4}-4x^{5}}{\left(x-1\right)\left(2x-1\right)}+2x^{3}=0$$

Chun cothromóidí a shuimiú nó a dhealú, fairsingigh iad chun a n-ainmneoirí a mheaitseáil. Méadaigh 2x^{3} faoi \frac{\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)}.

$$\frac{-2x^{3}+6x^{4}-4x^{5}}{\left(x-1\right)\left(2x-1\right)}+\frac{2x^{3}\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)}=0$$

Tá an t-ainmneoir céanna ag \frac{-2x^{3}+6x^{4}-4x^{5}}{\left(x-1\right)\left(2x-1\right)} agus \frac{2x^{3}\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)} agus, mar sin, is féidir iad a shuimiú trína n-uimhreoirí a shuimiú.

$$\frac{-2x^{3}+6x^{4}-4x^{5}+2x^{3}\left(x-1\right)\left(2x-1\right)}{\left(x-1\right)\left(2x-1\right)}=0$$

Déan iolrúcháin in -2x^{3}+6x^{4}-4x^{5}+2x^{3}\left(x-1\right)\left(2x-1\right).

$$\frac{-2x^{3}+6x^{4}-4x^{5}+4x^{5}-2x^{4}-4x^{4}+2x^{3}}{\left(x-1\right)\left(2x-1\right)}=0$$

Cumaisc téarmaí comhchosúla in: -2x^{3}+6x^{4}-4x^{5}+4x^{5}-2x^{4}-4x^{4}+2x^{3}.

$$\frac{0}{\left(x-1\right)\left(2x-1\right)}=0$$

Ní féidir leis an athróg x a bheith comhionann le haon cheann de na luachanna \frac{1}{2},1 toisc nach bhfuil an roinnt faoi nialas sainithe. Méadaigh an dá thaobh den chothromóid faoi \left(x-1\right)\left(2x-1\right).

$$0=0$$

Bíonn sé seo fíor i gcás x.

$$x\in \mathrm{R}$$

Ní féidir leis an athróg x a bheith comhionann le haon cheann de na luachanna \frac{1}{2},1,-4,4.

$$x\in \mathrm{R}\setminus -4,\frac{1}{2},1,4$$