Answer: f [c(p)]= 0.784 p
Step-by-step explanation:
Hi, to answer this question we have to write a function using the information given:
Where:
p = original price
c = sale price
So, to calculate the final price.
f [c(p)]= 1.12 (0.7p)
f [c(p)]= 0.784 p
Feel free to ask for more if needed or if you did not understand something.