$2,000 - $23,75 = $1,976.25 / 8 = $<span>247.03 each</span>
Without the tip it was $60. If you are being asked to add the tip it will be $69
Using the critical point concept, it is found that a = -3 and b = 7.
<h3>What are the critical points of a function?</h3>
- The critical points of a function are the values of x for which:

In this problem, the function is:

Hence, the derivative is:

Then:







Since the critical point is at x = 2, we have that:




Then:

Critical point at (2,3) means that when
, then:



You can learn more about the critical point concept at brainly.com/question/2256078
Answer:
2.8
Step-by-step explanation:
Answer: 12
Step-by-step explanation: