## Detailed description

Line AB drawn with points marked, from left to right, minus one half, minus one third, 0 at A, one half , 1, 2, minus infinity and infinity at B, minus 3 and minus 2.

Line AB drawn with points marked, from left to right, minus one half, minus one third, 0 at A, one half , 1, 2, minus infinity and infinity at B, minus 3 and minus 2.