Inverse Functions, Composition of Functions

What is the inverse of this function?

• A

• B

• C

• D

The inverse has been reflected over which line?

• y = x

• y =1

• y = 0

• y = x + 1

What is the best description?

• 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.

• 
• 
• 
• 

Determine f^-1(2) given the following information about an invertible function, f(x)
f(1) = -3
f(2) = -2
f(-1) = 2
f(3) = -1

• 1

• -1

• 2

• -2

If f and g are inverse functions, and
f(2) = -1     g(1) = -2     f(1) = -2, 
then which of the following MUST be true?

• g(-2) = -1

• g(2) = 1

• g(-2) = 1

• g(1) = 2

Are these functions inverses?

• No

• Yes

• No way to tell

Is the inverse function found correctly?

• yes

• no

What is the best description?

• 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.

Are the following inverses of each other?

• True

• False