Datrys left(x+53right)left(x+55right)left(x+57right)left(x+59right)

$$\left( x+53 \right) \left( x+55 \right) \left( x+57 \right) \left( x+59 \right)$$

Ehangu

$$x^{4}+224x^{3}+18806x^{2}+701344x+9803145$$

Camau Ateb

Cyfrifwch y briodoledd ddosrannol drwy luosi pob x+53 gan bob x+55.

$$\left(x^{2}+55x+53x+2915\right)\left(x+57\right)\left(x+59\right)$$

Cyfuno 55x a 53x i gael 108x.

$$\left(x^{2}+108x+2915\right)\left(x+57\right)\left(x+59\right)$$

Cyfrifwch y briodoledd ddosrannol drwy luosi pob x^{2}+108x+2915 gan bob x+57.

$$\left(x^{3}+57x^{2}+108x^{2}+6156x+2915x+166155\right)\left(x+59\right)$$

Cyfuno 57x^{2} a 108x^{2} i gael 165x^{2}.

$$\left(x^{3}+165x^{2}+6156x+2915x+166155\right)\left(x+59\right)$$

Cyfuno 6156x a 2915x i gael 9071x.

$$\left(x^{3}+165x^{2}+9071x+166155\right)\left(x+59\right)$$

Cyfrifwch y briodoledd ddosrannol drwy luosi pob x^{3}+165x^{2}+9071x+166155 gan bob x+59.

$$x^{4}+59x^{3}+165x^{3}+9735x^{2}+9071x^{2}+535189x+166155x+9803145$$

Cyfuno 59x^{3} a 165x^{3} i gael 224x^{3}.

$$x^{4}+224x^{3}+9735x^{2}+9071x^{2}+535189x+166155x+9803145$$

Cyfuno 9735x^{2} a 9071x^{2} i gael 18806x^{2}.

$$x^{4}+224x^{3}+18806x^{2}+535189x+166155x+9803145$$

Cyfuno 535189x a 166155x i gael 701344x.

$$x^{4}+224x^{3}+18806x^{2}+701344x+9803145$$

Enrhifo

$$\left(x+53\right)\left(x+55\right)\left(x+57\right)\left(x+59\right)$$

Camau Ateb

Cyfrifwch y briodoledd ddosrannol drwy luosi pob x+53 gan bob x+55.

$$\left(x^{2}+55x+53x+2915\right)\left(x+57\right)\left(x+59\right)$$

Cyfuno 55x a 53x i gael 108x.

$$\left(x^{2}+108x+2915\right)\left(x+57\right)\left(x+59\right)$$

Cyfrifwch y briodoledd ddosrannol drwy luosi pob x^{2}+108x+2915 gan bob x+57.

$$\left(x^{3}+57x^{2}+108x^{2}+6156x+2915x+166155\right)\left(x+59\right)$$

Cyfuno 57x^{2} a 108x^{2} i gael 165x^{2}.

$$\left(x^{3}+165x^{2}+6156x+2915x+166155\right)\left(x+59\right)$$

Cyfuno 6156x a 2915x i gael 9071x.

$$\left(x^{3}+165x^{2}+9071x+166155\right)\left(x+59\right)$$

Cyfrifwch y briodoledd ddosrannol drwy luosi pob x^{3}+165x^{2}+9071x+166155 gan bob x+59.

$$x^{4}+59x^{3}+165x^{3}+9735x^{2}+9071x^{2}+535189x+166155x+9803145$$

Cyfuno 59x^{3} a 165x^{3} i gael 224x^{3}.

$$x^{4}+224x^{3}+9735x^{2}+9071x^{2}+535189x+166155x+9803145$$

Cyfuno 9735x^{2} a 9071x^{2} i gael 18806x^{2}.

$$x^{4}+224x^{3}+18806x^{2}+535189x+166155x+9803145$$

Cyfuno 535189x a 166155x i gael 701344x.

$$x^{4}+224x^{3}+18806x^{2}+701344x+9803145$$