Question
The cost of a fill on acrylic nails is a function of how many broken nails. MArtha is charged $34 for 5 broken nails, while Grace is charged $26 for 1 broken nail.
a)express the total cost as a fucntion of the number of broken nails.
b)What is the slpe of this fucntion and what does it represent?
c)Another salon charges $6 per nail for a fill regardlesss of the number broken nails. How many nails would have to be broken to make it more economical to go to Martha and Garce's salon?
a)express the total cost as a fucntion of the number of broken nails.
b)What is the slpe of this fucntion and what does it represent?
c)Another salon charges $6 per nail for a fill regardlesss of the number broken nails. How many nails would have to be broken to make it more economical to go to Martha and Garce's salon?
Answers
bobpursley
cost=A*number nails + fixed cost
Can you take it from here?
The easy way is to notice A is the slope, or 8dollars/4nails or 2dollars/nail.
Can you take it from here?
The easy way is to notice A is the slope, or 8dollars/4nails or 2dollars/nail.