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

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

Izračunaj

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

Koraci rješenja

Pomnožite x-\left(-1+3i\right) i x-\left(-1+3i\right) da biste dobili \left(x-\left(-1+3i\right)\right)^{2}.

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

Broj suprotan broju -6-i jest 6+i.

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

Koristite svojstvo distributivnosti da biste pomnožili x+\left(6+i\right) s x-\left(-6+i\right).

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

Koristite svojstvo distributivnosti da biste pomnožili x\left(x-\left(-6+i\right)\right)+\left(6+i\right)\left(x-\left(-6+i\right)\right) s \left(x-\left(-1+3i\right)\right)^{2}.

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

Pomnožite -1 i -6+i da biste dobili 6-i.

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

Pomnožite -1 i -1+3i da biste dobili 1-3i.

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

Upotrijebite binomni teorem \left(a+b\right)^{2}=a^{2}+2ab+b^{2} da biste proširili \left(x+\left(1-3i\right)\right)^{2}.

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

Koristite svojstvo distributivnosti da biste pomnožili x s x+\left(6-i\right).

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

Primijenite svojstvo distributivnosti množenjem svakog dijela izraza x^{2}+\left(6-i\right)x sa svakim dijelom izraza x^{2}+\left(2-6i\right)x+\left(-8-6i\right).

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

Kombinirajte \left(2-6i\right)x^{3} i \left(6-i\right)x^{3} da biste dobili \left(8-7i\right)x^{3}.

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

Kombinirajte \left(-8-6i\right)x^{2} i \left(6-38i\right)x^{2} da biste dobili \left(-2-44i\right)x^{2}.

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

Pomnožite -1 i -6+i da biste dobili 6-i.

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

Pomnožite -1 i -1+3i da biste dobili 1-3i.

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

Upotrijebite binomni teorem \left(a+b\right)^{2}=a^{2}+2ab+b^{2} da biste proširili \left(x+\left(1-3i\right)\right)^{2}.

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

Koristite svojstvo distributivnosti da biste pomnožili 6+i s x+\left(6-i\right).

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

Primijenite svojstvo distributivnosti množenjem svakog dijela izraza \left(6+i\right)x+37 sa svakim dijelom izraza x^{2}+\left(2-6i\right)x+\left(-8-6i\right).

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

Kombinirajte \left(18-34i\right)x^{2} i 37x^{2} da biste dobili \left(55-34i\right)x^{2}.

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

Kombinirajte \left(-42-44i\right)x i \left(74-222i\right)x da biste dobili \left(32-266i\right)x.

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

Kombinirajte \left(8-7i\right)x^{3} i \left(6+i\right)x^{3} da biste dobili \left(14-6i\right)x^{3}.

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

Kombinirajte \left(-2-44i\right)x^{2} i \left(55-34i\right)x^{2} da biste dobili \left(53-78i\right)x^{2}.

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

Kombinirajte \left(-54-28i\right)x i \left(32-266i\right)x da biste dobili \left(-22-294i\right)x.

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

Proširi

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

Koraci rješenja

Pomnožite x-\left(-1+3i\right) i x-\left(-1+3i\right) da biste dobili \left(x-\left(-1+3i\right)\right)^{2}.

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

Broj suprotan broju -6-i jest 6+i.

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

Koristite svojstvo distributivnosti da biste pomnožili x+\left(6+i\right) s x-\left(-6+i\right).

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

Koristite svojstvo distributivnosti da biste pomnožili x\left(x-\left(-6+i\right)\right)+\left(6+i\right)\left(x-\left(-6+i\right)\right) s \left(x-\left(-1+3i\right)\right)^{2}.

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

Pomnožite -1 i -6+i da biste dobili 6-i.

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

Pomnožite -1 i -1+3i da biste dobili 1-3i.

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

Upotrijebite binomni teorem \left(a+b\right)^{2}=a^{2}+2ab+b^{2} da biste proširili \left(x+\left(1-3i\right)\right)^{2}.

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

Koristite svojstvo distributivnosti da biste pomnožili x s x+\left(6-i\right).

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

Primijenite svojstvo distributivnosti množenjem svakog dijela izraza x^{2}+\left(6-i\right)x sa svakim dijelom izraza x^{2}+\left(2-6i\right)x+\left(-8-6i\right).

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

Kombinirajte \left(2-6i\right)x^{3} i \left(6-i\right)x^{3} da biste dobili \left(8-7i\right)x^{3}.

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

Kombinirajte \left(-8-6i\right)x^{2} i \left(6-38i\right)x^{2} da biste dobili \left(-2-44i\right)x^{2}.

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

Pomnožite -1 i -6+i da biste dobili 6-i.

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

Pomnožite -1 i -1+3i da biste dobili 1-3i.

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

Upotrijebite binomni teorem \left(a+b\right)^{2}=a^{2}+2ab+b^{2} da biste proširili \left(x+\left(1-3i\right)\right)^{2}.

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

Koristite svojstvo distributivnosti da biste pomnožili 6+i s x+\left(6-i\right).

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

Primijenite svojstvo distributivnosti množenjem svakog dijela izraza \left(6+i\right)x+37 sa svakim dijelom izraza x^{2}+\left(2-6i\right)x+\left(-8-6i\right).

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

Kombinirajte \left(18-34i\right)x^{2} i 37x^{2} da biste dobili \left(55-34i\right)x^{2}.

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

Kombinirajte \left(-42-44i\right)x i \left(74-222i\right)x da biste dobili \left(32-266i\right)x.

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

Kombinirajte \left(8-7i\right)x^{3} i \left(6+i\right)x^{3} da biste dobili \left(14-6i\right)x^{3}.

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

Kombinirajte \left(-2-44i\right)x^{2} i \left(55-34i\right)x^{2} da biste dobili \left(53-78i\right)x^{2}.

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

Kombinirajte \left(-54-28i\right)x i \left(32-266i\right)x da biste dobili \left(-22-294i\right)x.

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