Points of Inverse Functions

The inverse has been reflected over which line?

• y = x

• y =1

• y = 0

• y = x + 1

Are these functions inverses of each other?

• Yes

• No

• A
• B
• C
• D

• A.
• B.
• C.
• D.

f(x) = {(3, 7), (4, -2), (5, -1), (8, 7)}
Is f^-1(x) a function?

• Yes

• No

• No way to tell

• A
• B
• C
• D

Which of the following best describes the graph?

• They are both functions, but not inverse functions.

• They are inverse functions.

• They are reflected over y=x, but they are not both functions.

• They are not reflected over y=x, and they are not both functions.

Which of the following best describes the graph?

• They are both functions, but not inverse functions.

• They are reflected over y=x, but they are not both functions.

• They are not reflected over y=x, and they are not both functions.

• They are inverse functions.

Which of the following best describes the graph?

• They are both functions, but not inverse functions.

• They are reflected over y=x, but they are not both functions.

• They are not reflected over y=x, and they are not both functions.

• They are inverse functions.

Which is f ^-1(x)?

• f ^-1(x) = 3x + 5

• f ^-1(x) = 3x - 5

• f ^-1(x) = 3x - 15

• f ^-1(x) = 3x + 15