It should be 15. 88 minus 28 is 60. Then 60 divided by 4 is 15.
Answer:
3 3/8
Step-by-step explanation:
Correct me if I'm wrong
Answer:
whos ur math teacher
Step-by-step explanation:
Answer:
You are a great earthling Congrats Earthling you rock
Step-by-step explanation:
A. The term "units" refers to the measurements in the original question or problem. When looking at the question, the units we are measuring are dollars/feet.
B. In this case, the f'(x) means we are looking for the cost (in dollars) to drill the next foot down.
C. Since the cost increases the more feet we drill down, the sign of f'(x) is positive.
