Question

PLEASE HELP AND NO LINKS OR YOU WILL BE REPORTED

I need help with this please, I keep getting the wrong answer every time please help me, I keep getting B) 5 which is wrong please help me

Answer 1

The differnce is 3 and 1/2 as 9/2 - 1 = 3 and 1/2 according to the points plotted above the diagram meaning 5 and 0 are excluded values which do not have any place within the diagram.

Explanation: