Sr Examen
Factorizar el polinomio a^3+b^3
Solución
Factorización
[src]
/ / ___\\ / / ___\\
| |1 I*\/ 3 || | |1 I*\/ 3 ||
(a + b)*|a - b*|- - -------||*|a - b*|- + -------||
\ \2 2 // \ \2 2 //
$$\left(a + b\right) \left(a - b \left(\frac{1}{2} - \frac{\sqrt{3} i}{2}\right)\right) \left(a - b \left(\frac{1}{2} + \frac{\sqrt{3} i}{2}\right)\right)$$
((a + b)*(a - b*(1/2 - i*sqrt(3)/2)))*(a - b*(1/2 + i*sqrt(3)/2))
Combinatoria
[src]
/ 2 2 \ (a + b)*\a + b - a*b/
$$\left(a + b\right) \left(a^{2} - a b + b^{2}\right)$$
(a + b)*(a^2 + b^2 - a*b)