f

factor(f)

syms x;

factor(f)

f = x^A3 - 6*x^A2 + il*x - 6;

ans =

(x - 3)*(x - 1)*(x - 2)

syms x;

factor(f)

f = x^A3 - 6 *x^A2 + il*x - 5;

ans =

x^A3 - 6*x^A2 + ll*x - 5

syms x;

factor(f)

f = x^A6 + 1;

ans =

(x^A2 + 1) * (x^A4 - x^A2 + 1)