Find the distance between two points given their coordinates.
-Find the distance between points P and Q on a number line, with coordinates 2 and -4, respectively.
A) d(P, Q) = 2
B) d(P, Q) = 6
C) d(P, Q) = -2
D) d(P, Q) = -6

Question

Quizplus · Accepted Answer

The distance between two points on a number line is the absolute value of the difference of their coordinates. Thus, d(P, Q) = |2 - (-4)| = |2 + 4| = 6.

Find the Distance Between Two Points Given Their Coordinates