Resol (x-(-6-i))(x-(-6+i))(x-(-1+3i))(x-(-1+3i))

$$( x - ( - 6 - i ) ) ( x - ( - 6 + i ) ) ( x - ( - 1 + 3 i ) ) ( x - ( - 1 + 3 i ) )$$

Calcula

$$\left(x+\left(6-i\right)\right)\left(x+\left(6+i\right)\right)\left(x+\left(1-3i\right)\right)^{2}$$

Passos de solució

Multipliqueu x-\left(-1+3i\right) per x-\left(-1+3i\right) per obtenir \left(x-\left(-1+3i\right)\right)^{2}.

$$\left(x-\left(-6-i\right)\right)\left(x-\left(-6+i\right)\right)\left(x-\left(-1+3i\right)\right)^{2}$$

El contrari de -6-i és 6+i.

$$\left(x+\left(6+i\right)\right)\left(x-\left(-6+i\right)\right)\left(x-\left(-1+3i\right)\right)^{2}$$

Utilitzeu la propietat distributiva per multiplicar x+\left(6+i\right) per x-\left(-6+i\right).

$$\left(x\left(x-\left(-6+i\right)\right)+\left(6+i\right)\left(x-\left(-6+i\right)\right)\right)\left(x-\left(-1+3i\right)\right)^{2}$$

Utilitzeu la propietat distributiva per multiplicar x\left(x-\left(-6+i\right)\right)+\left(6+i\right)\left(x-\left(-6+i\right)\right) per \left(x-\left(-1+3i\right)\right)^{2}.

$$x\left(x-\left(-6+i\right)\right)\left(x-\left(-1+3i\right)\right)^{2}+\left(6+i\right)\left(x-\left(-6+i\right)\right)\left(x-\left(-1+3i\right)\right)^{2}$$

Multipliqueu -1 per -6+i per obtenir 6-i.

$$x\left(x+\left(6-i\right)\right)\left(x-\left(-1+3i\right)\right)^{2}+\left(6+i\right)\left(x-\left(-6+i\right)\right)\left(x-\left(-1+3i\right)\right)^{2}$$

Multipliqueu -1 per -1+3i per obtenir 1-3i.

$$x\left(x+\left(6-i\right)\right)\left(x+\left(1-3i\right)\right)^{2}+\left(6+i\right)\left(x-\left(-6+i\right)\right)\left(x-\left(-1+3i\right)\right)^{2}$$

Utilitzeu el teorema del binomi \left(a+b\right)^{2}=a^{2}+2ab+b^{2} per desenvolupar \left(x+\left(1-3i\right)\right)^{2}.

$$x\left(x+\left(6-i\right)\right)\left(x^{2}+\left(2-6i\right)x+\left(-8-6i\right)\right)+\left(6+i\right)\left(x-\left(-6+i\right)\right)\left(x-\left(-1+3i\right)\right)^{2}$$

Utilitzeu la propietat distributiva per multiplicar x per x+\left(6-i\right).

$$\left(x^{2}+\left(6-i\right)x\right)\left(x^{2}+\left(2-6i\right)x+\left(-8-6i\right)\right)+\left(6+i\right)\left(x-\left(-6+i\right)\right)\left(x-\left(-1+3i\right)\right)^{2}$$

Per aplicar la propietat distributiva, cal multiplicar cada terme de l'operació x^{2}+\left(6-i\right)x per cada terme de l'operació x^{2}+\left(2-6i\right)x+\left(-8-6i\right).

$$x^{4}+\left(2-6i\right)x^{3}+\left(-8-6i\right)x^{2}+\left(6-i\right)x^{3}+\left(6-38i\right)x^{2}+\left(-54-28i\right)x+\left(6+i\right)\left(x-\left(-6+i\right)\right)\left(x-\left(-1+3i\right)\right)^{2}$$

Combineu \left(2-6i\right)x^{3} i \left(6-i\right)x^{3} per obtenir \left(8-7i\right)x^{3}.

$$x^{4}+\left(8-7i\right)x^{3}+\left(-8-6i\right)x^{2}+\left(6-38i\right)x^{2}+\left(-54-28i\right)x+\left(6+i\right)\left(x-\left(-6+i\right)\right)\left(x-\left(-1+3i\right)\right)^{2}$$

Combineu \left(-8-6i\right)x^{2} i \left(6-38i\right)x^{2} per obtenir \left(-2-44i\right)x^{2}.

$$x^{4}+\left(8-7i\right)x^{3}+\left(-2-44i\right)x^{2}+\left(-54-28i\right)x+\left(6+i\right)\left(x-\left(-6+i\right)\right)\left(x-\left(-1+3i\right)\right)^{2}$$

Multipliqueu -1 per -6+i per obtenir 6-i.

$$x^{4}+\left(8-7i\right)x^{3}+\left(-2-44i\right)x^{2}+\left(-54-28i\right)x+\left(6+i\right)\left(x+\left(6-i\right)\right)\left(x-\left(-1+3i\right)\right)^{2}$$

Multipliqueu -1 per -1+3i per obtenir 1-3i.

$$x^{4}+\left(8-7i\right)x^{3}+\left(-2-44i\right)x^{2}+\left(-54-28i\right)x+\left(6+i\right)\left(x+\left(6-i\right)\right)\left(x+\left(1-3i\right)\right)^{2}$$

Utilitzeu el teorema del binomi \left(a+b\right)^{2}=a^{2}+2ab+b^{2} per desenvolupar \left(x+\left(1-3i\right)\right)^{2}.

$$x^{4}+\left(8-7i\right)x^{3}+\left(-2-44i\right)x^{2}+\left(-54-28i\right)x+\left(6+i\right)\left(x+\left(6-i\right)\right)\left(x^{2}+\left(2-6i\right)x+\left(-8-6i\right)\right)$$

Utilitzeu la propietat distributiva per multiplicar 6+i per x+\left(6-i\right).

$$x^{4}+\left(8-7i\right)x^{3}+\left(-2-44i\right)x^{2}+\left(-54-28i\right)x+\left(\left(6+i\right)x+37\right)\left(x^{2}+\left(2-6i\right)x+\left(-8-6i\right)\right)$$

Per aplicar la propietat distributiva, cal multiplicar cada terme de l'operació \left(6+i\right)x+37 per cada terme de l'operació x^{2}+\left(2-6i\right)x+\left(-8-6i\right).

$$x^{4}+\left(8-7i\right)x^{3}+\left(-2-44i\right)x^{2}+\left(-54-28i\right)x+\left(6+i\right)x^{3}+\left(18-34i\right)x^{2}+\left(-42-44i\right)x+37x^{2}+\left(74-222i\right)x+\left(-296-222i\right)$$

Combineu \left(18-34i\right)x^{2} i 37x^{2} per obtenir \left(55-34i\right)x^{2}.

$$x^{4}+\left(8-7i\right)x^{3}+\left(-2-44i\right)x^{2}+\left(-54-28i\right)x+\left(6+i\right)x^{3}+\left(55-34i\right)x^{2}+\left(-42-44i\right)x+\left(74-222i\right)x+\left(-296-222i\right)$$

Combineu \left(-42-44i\right)x i \left(74-222i\right)x per obtenir \left(32-266i\right)x.

$$x^{4}+\left(8-7i\right)x^{3}+\left(-2-44i\right)x^{2}+\left(-54-28i\right)x+\left(6+i\right)x^{3}+\left(55-34i\right)x^{2}+\left(32-266i\right)x+\left(-296-222i\right)$$

Combineu \left(8-7i\right)x^{3} i \left(6+i\right)x^{3} per obtenir \left(14-6i\right)x^{3}.

$$x^{4}+\left(14-6i\right)x^{3}+\left(-2-44i\right)x^{2}+\left(-54-28i\right)x+\left(55-34i\right)x^{2}+\left(32-266i\right)x+\left(-296-222i\right)$$

Combineu \left(-2-44i\right)x^{2} i \left(55-34i\right)x^{2} per obtenir \left(53-78i\right)x^{2}.

$$x^{4}+\left(14-6i\right)x^{3}+\left(53-78i\right)x^{2}+\left(-54-28i\right)x+\left(32-266i\right)x+\left(-296-222i\right)$$

Combineu \left(-54-28i\right)x i \left(32-266i\right)x per obtenir \left(-22-294i\right)x.

$$x^{4}+\left(14-6i\right)x^{3}+\left(53-78i\right)x^{2}+\left(-22-294i\right)x+\left(-296-222i\right)$$

Expandiu

$$x^{4}+\left(14-6i\right)x^{3}+\left(53-78i\right)x^{2}+\left(-22-294i\right)x+\left(-296-222i\right)$$

Passos de solució

Multipliqueu x-\left(-1+3i\right) per x-\left(-1+3i\right) per obtenir \left(x-\left(-1+3i\right)\right)^{2}.

$$\left(x-\left(-6-i\right)\right)\left(x-\left(-6+i\right)\right)\left(x-\left(-1+3i\right)\right)^{2}$$

El contrari de -6-i és 6+i.

$$\left(x+\left(6+i\right)\right)\left(x-\left(-6+i\right)\right)\left(x-\left(-1+3i\right)\right)^{2}$$

Utilitzeu la propietat distributiva per multiplicar x+\left(6+i\right) per x-\left(-6+i\right).

$$\left(x\left(x-\left(-6+i\right)\right)+\left(6+i\right)\left(x-\left(-6+i\right)\right)\right)\left(x-\left(-1+3i\right)\right)^{2}$$

Utilitzeu la propietat distributiva per multiplicar x\left(x-\left(-6+i\right)\right)+\left(6+i\right)\left(x-\left(-6+i\right)\right) per \left(x-\left(-1+3i\right)\right)^{2}.

$$x\left(x-\left(-6+i\right)\right)\left(x-\left(-1+3i\right)\right)^{2}+\left(6+i\right)\left(x-\left(-6+i\right)\right)\left(x-\left(-1+3i\right)\right)^{2}$$

Multipliqueu -1 per -6+i per obtenir 6-i.

$$x\left(x+\left(6-i\right)\right)\left(x-\left(-1+3i\right)\right)^{2}+\left(6+i\right)\left(x-\left(-6+i\right)\right)\left(x-\left(-1+3i\right)\right)^{2}$$

Multipliqueu -1 per -1+3i per obtenir 1-3i.

$$x\left(x+\left(6-i\right)\right)\left(x+\left(1-3i\right)\right)^{2}+\left(6+i\right)\left(x-\left(-6+i\right)\right)\left(x-\left(-1+3i\right)\right)^{2}$$

Utilitzeu el teorema del binomi \left(a+b\right)^{2}=a^{2}+2ab+b^{2} per desenvolupar \left(x+\left(1-3i\right)\right)^{2}.

$$x\left(x+\left(6-i\right)\right)\left(x^{2}+\left(2-6i\right)x+\left(-8-6i\right)\right)+\left(6+i\right)\left(x-\left(-6+i\right)\right)\left(x-\left(-1+3i\right)\right)^{2}$$

Utilitzeu la propietat distributiva per multiplicar x per x+\left(6-i\right).

$$\left(x^{2}+\left(6-i\right)x\right)\left(x^{2}+\left(2-6i\right)x+\left(-8-6i\right)\right)+\left(6+i\right)\left(x-\left(-6+i\right)\right)\left(x-\left(-1+3i\right)\right)^{2}$$

Per aplicar la propietat distributiva, cal multiplicar cada terme de l'operació x^{2}+\left(6-i\right)x per cada terme de l'operació x^{2}+\left(2-6i\right)x+\left(-8-6i\right).

$$x^{4}+\left(2-6i\right)x^{3}+\left(-8-6i\right)x^{2}+\left(6-i\right)x^{3}+\left(6-38i\right)x^{2}+\left(-54-28i\right)x+\left(6+i\right)\left(x-\left(-6+i\right)\right)\left(x-\left(-1+3i\right)\right)^{2}$$

Combineu \left(2-6i\right)x^{3} i \left(6-i\right)x^{3} per obtenir \left(8-7i\right)x^{3}.

$$x^{4}+\left(8-7i\right)x^{3}+\left(-8-6i\right)x^{2}+\left(6-38i\right)x^{2}+\left(-54-28i\right)x+\left(6+i\right)\left(x-\left(-6+i\right)\right)\left(x-\left(-1+3i\right)\right)^{2}$$

Combineu \left(-8-6i\right)x^{2} i \left(6-38i\right)x^{2} per obtenir \left(-2-44i\right)x^{2}.

$$x^{4}+\left(8-7i\right)x^{3}+\left(-2-44i\right)x^{2}+\left(-54-28i\right)x+\left(6+i\right)\left(x-\left(-6+i\right)\right)\left(x-\left(-1+3i\right)\right)^{2}$$

Multipliqueu -1 per -6+i per obtenir 6-i.

$$x^{4}+\left(8-7i\right)x^{3}+\left(-2-44i\right)x^{2}+\left(-54-28i\right)x+\left(6+i\right)\left(x+\left(6-i\right)\right)\left(x-\left(-1+3i\right)\right)^{2}$$

Multipliqueu -1 per -1+3i per obtenir 1-3i.

$$x^{4}+\left(8-7i\right)x^{3}+\left(-2-44i\right)x^{2}+\left(-54-28i\right)x+\left(6+i\right)\left(x+\left(6-i\right)\right)\left(x+\left(1-3i\right)\right)^{2}$$

Utilitzeu el teorema del binomi \left(a+b\right)^{2}=a^{2}+2ab+b^{2} per desenvolupar \left(x+\left(1-3i\right)\right)^{2}.

$$x^{4}+\left(8-7i\right)x^{3}+\left(-2-44i\right)x^{2}+\left(-54-28i\right)x+\left(6+i\right)\left(x+\left(6-i\right)\right)\left(x^{2}+\left(2-6i\right)x+\left(-8-6i\right)\right)$$

Utilitzeu la propietat distributiva per multiplicar 6+i per x+\left(6-i\right).

$$x^{4}+\left(8-7i\right)x^{3}+\left(-2-44i\right)x^{2}+\left(-54-28i\right)x+\left(\left(6+i\right)x+37\right)\left(x^{2}+\left(2-6i\right)x+\left(-8-6i\right)\right)$$

Per aplicar la propietat distributiva, cal multiplicar cada terme de l'operació \left(6+i\right)x+37 per cada terme de l'operació x^{2}+\left(2-6i\right)x+\left(-8-6i\right).

$$x^{4}+\left(8-7i\right)x^{3}+\left(-2-44i\right)x^{2}+\left(-54-28i\right)x+\left(6+i\right)x^{3}+\left(18-34i\right)x^{2}+\left(-42-44i\right)x+37x^{2}+\left(74-222i\right)x+\left(-296-222i\right)$$

Combineu \left(18-34i\right)x^{2} i 37x^{2} per obtenir \left(55-34i\right)x^{2}.

$$x^{4}+\left(8-7i\right)x^{3}+\left(-2-44i\right)x^{2}+\left(-54-28i\right)x+\left(6+i\right)x^{3}+\left(55-34i\right)x^{2}+\left(-42-44i\right)x+\left(74-222i\right)x+\left(-296-222i\right)$$

Combineu \left(-42-44i\right)x i \left(74-222i\right)x per obtenir \left(32-266i\right)x.

$$x^{4}+\left(8-7i\right)x^{3}+\left(-2-44i\right)x^{2}+\left(-54-28i\right)x+\left(6+i\right)x^{3}+\left(55-34i\right)x^{2}+\left(32-266i\right)x+\left(-296-222i\right)$$

Combineu \left(8-7i\right)x^{3} i \left(6+i\right)x^{3} per obtenir \left(14-6i\right)x^{3}.

$$x^{4}+\left(14-6i\right)x^{3}+\left(-2-44i\right)x^{2}+\left(-54-28i\right)x+\left(55-34i\right)x^{2}+\left(32-266i\right)x+\left(-296-222i\right)$$

Combineu \left(-2-44i\right)x^{2} i \left(55-34i\right)x^{2} per obtenir \left(53-78i\right)x^{2}.

$$x^{4}+\left(14-6i\right)x^{3}+\left(53-78i\right)x^{2}+\left(-54-28i\right)x+\left(32-266i\right)x+\left(-296-222i\right)$$

Combineu \left(-54-28i\right)x i \left(32-266i\right)x per obtenir \left(-22-294i\right)x.

$$x^{4}+\left(14-6i\right)x^{3}+\left(53-78i\right)x^{2}+\left(-22-294i\right)x+\left(-296-222i\right)$$