Answer: Total amount for an item would be 85.6x.
Step-by-step explanation:
Since we have given that
Rate of discount = 205
Rate of sales tax = 7%
Function f(x) is used to determine the price of an item after the 20% member discount is given by
Function g(x) is used to determine the total amount customers pay for a purchase after all discounts are applied which is given by
we will use composite function gof(x) to find the total amount a member pays for an item with a regular price of x dollars.
Hence, total amount for an item would be 85.6x.