Being in love/caring for someone clouds your judgement causing you to overlook their faults. however, once the "rose colored glasses" come off you start to recognise where they were wrong.
For this case we have the following function:

By definition, the average rate of change is given by:

We evaluate the function for the given values:
For x = 7:

For x = 14:

Then, replacing values we have:
Answer:
the average rate of change from x = 7 to x = 14 is:
a. 23.22
Answer:
500/6 min if I'm correct
Step-by-step explanation: