Question

the distance between between two distinct points on number line is always greater than zero?

true or flase

Answer 1

distance is always positive. The difference between two points is different from the distance in that difference can be negative or positive.

Answer 2

so false?

Answer 3

No, distance is always positive, so always greater than zero, so the answer is true.

Answer 4

If the question were about "difference", THEN the answer would be false.