Question

The solution set of the inequation
|x-1|+|x-2 l+Ix-3| ≥ 6, is
(a) [0, 4] (a) (-[infinity], - 2)U(4, [infinity])
(c) (-[infinity], 0] U[4,[infinity]) (c) none of these

Answer 1

Answer:

I don't know it is very difficult question