Question 13 A function that converts dress sizes in the United States to those in Europe is given by D = f(ac) = 2x + 24 where a is the size in the United States. a. Find the European dress size that corresponds to a U.S. dress size of x = 12. D = b. Find the function that converts European dress size to U.S. dress size. x = f-1(D) = c. Use part b. to find the U.S. dress size that corresponds to a Europen dress size 70. T =