Question

A man is moving away from the plane mirror with a speed of 3m/s, what is the speed of the image with respect to the man and the mirror respectively:

Answer 1

Explanation:

Draw a number line. Represent the rational numbers 27/5 and −3/5 on the number line. Find the length of the line segment joining the rational numbers 27/5 and −3/5 . Show the length of the line segment on the number line.