4239.sagews

factor (1311)

3 * 19 * 23

1311/2451

23/43

solve ([10-x<3],x)

[[x > 7]]

factor (10989)

3^3 * 11 * 37

factor (12177)

3^3 * 11 * 41

10989/12177

37/41

f(x)==([abs(x-3)+3],x)
f(-1)

1

solve([abs(x-3)+3<=5],x)

#0: solve_rat_ineq(ineq=abs(x-3)+3 <= 5) [[x == 5], [x == 1], [1 < x, x < 3], [x == 3], [3 < x, x < 5]]