Function Inverses

If f(x) and g(x) are inverse functions of each other, which of the following shows the graph of f(g(x))?

B.

If f(x)=5x-25 and g(x)=1/5x+5, which expression could be used to verify g(x) is the inverse of f(x)?

B. 1/5 (5x -25)+5

If f(x) and f^-1(x) are inverse functions of each other and f(x)=2x+5, what is f^-1(8)?

B. 3/2

Which function is the inverse of f(x)=2x+3

B. f^-1(x)=1/2x-3/2

If f(x)=3x and g(x)=1/3x, which expression could be used to verify that g(x) is the inverse of f(x)?

C. 1/3 (3x)

The function f(x) is shown below. If g(x) is the inverse of f(x), what is the value of f(g(2))?

C. 2

Which function has an inverse that is a function?

C. m(x) = -7x

If f(x) and its inverse function, f-1(x), are both plotted on the same coordinate plane, what is their point of intersection?

D. (3,3)

Which statement could be used to explain why the function h(x) = x3 has an inverse relation that is also a function?

D. The graph of h(x) passes the horizontal line test.

Which graph shows a function whose inverse is also a function?

NOT A.

If , f(x)=5x what is f^-1 (x)?

NOT B. f^-1 (x)= -1/5x

Which function has an inverse that is also a function?

NOT B. {(-4, 6), (-2, 2), (-1, 6), (4, 2), (11, 2)}