Answer: 1
Step-by-step explanation:

So, the average rate of change is:

The question is wrong, the expression will not be in terms of h since it is a linear function.
Answer:
The coordinates of B is (-5, 4).
Answer:
Exercise 1 : a. 4 ; b. -4
Exercise 2 : a. +7 positive/right ; b. -7 ; c. -7 negative/left
Step-by-step explanation:
Filling in the boxes:
Top row outside box: 3c and 8
Second row outside box: - or -1
Inside box: -3c and -8
Expanded: -3c - 8