Question

(HELP PLEASE) If (-3, 7) is on the graph of F(x), which point must be on the graph of the inverse function F -1(x)?

A.(7, -3)
B.(3, -7)
C.(-3, 7)
D.(-7, 3)

Answer 1

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Answer 2

Rule: if (x,y) is on the graph of f(x), then (y,x) is on the inverse function. The inverse swaps every x and y. The inverse undoes everything the original function does.

The given point (-3,7) swaps coordinates to (7,-3) which is why the answer is choice A