Posted by **Kris** on Saturday, October 27, 2012 at 7:50pm.

The table shows men's shoe sizes in the United States and the corresponding European shoe sizes. Let y = f(x)represent the function that gives the men's European shoe size in terms of x, the men's U.S. size.

Men's U.S.

shoe size, Men's European

shoe size

8 41

9 42

10 43

11 45

12 46

13 47

(b) Find f(13).

(c) Find f −1(42), if possible. (If an answer does not exist, enter DNE.)

(d) Find f(f −1(43)).

(e) Find f −1(f(8)).

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