Answer:

Step-by-step explanation:
Given




Required
The rate of change (b)
The above graph is represented as:

For:
;
We have:





For
,
We have:



Substitute 

Divide by 2


<em>Hence, the rate of change is 2.50</em>
Answer:
3925
Step-by-step explanation:
25x
25*157
Answer:
D. the lines never intersect
Step-by-step explanation: