Inverse Functions Easy

• Inverse Functions
• Not Inverse Functions

What operation allows us to verify if functions are inverses?

• Multiplying

• Dividing

• Adding

• Composing

What does an inverse function do?

• Nothing

• Makes it bigger

• Does the opposite of the original function

What is the inverse of this function?

• A

• B

• C

• D

Find the inverse of f(x) = 3x +8

• f^-1(x) = 3(x-8)

• f^-1(x) = (8x-1)/3

• f^-1(x) = (x-8)/3

• f^-1(x) = (x+8)/3

The inverse has been reflected over which line?

• y = x

• y =1

• y = 0

• y = x + 1

Are these the graphs of two inverse functions?

• Yes

• No

• No way to tell

The inverse of the function f(x) is written as ...

• f ^-1(x)

• f ²(x)

• f '(x)

• f ⁺(x)

If the equation of f(x) goes through (-1, 4) and (4, 6), what points does f^-1(x) go through?

• (1, 4) and (4, 6)

• (-4, -1) and (-6, -4)

• (-1, -4) and (-4, -6)

• (4, -1) and (6, 4)

If the equation of f(x) goes through (1, 4) and (4, 6), what points does f^-1(x) go through?

• (1, 4) and (4, 6)

• (-4, -1) and (-6, -4)

• (-1, -4) and (-4, -6)

• (4, 1) and (6, 4)