You have a coupon for your favorite clothing store for $25 off any purchase of more than $50. the store is also running a 20%-off sale on its entire inventory. let x be the original price, f(x) be the price with the $25 coupon applied, and g(x) be the price with the 20% discount applied.

a. write an expression for f(x).

b. write an expression for g(x).

c. what would the expression (f o g)(x) represent?

d. what would the expression (g o f)(x) represent?

e. if the store allows you to apply both the 20% discount and the $25-off coupon, does it matter which you apply first? how do y