The question is in the image below

Sum is 17 and their difference is 3

Can someone check if i did this right since i really want to make sure it’s correct. if you do you so much

If (17, 4) is an ordered pair of the inverse of f(x), which of the following is an ordered pair of the function f(x)? a. (17,4) b. (4.17) c. (4,0) d. 0,17)