Question

Сократит дробь
(a^3+1)/(a^2-a+1)

Answer 1

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