Question

15 баллов
Упрости
x3+1
_____
x2−x+1.
Ответ: __ __ __

Answer 1

$\frac{x3 + 1}{x 2 - x + 1} = \frac{3x + 1}{2x - x + 1} = \frac{3x + 1}{x + 1}$

Answer 2

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