Inverse Functions

Front

What does it mean to find the inverse of a function?

Back

the x's and y's are switched

Front

If f(x)=3x, what is f^-1(x)?

Back

x/3

Front

What does an inverse function do?

Back

Does the opposite of the original function

Front

What is the inverse of the points (1,3)(2,4)(6,2)?

Back

(2,6)(3,1)(4,2)

Front

Find the inverse of f(x)=2x-2

Back

f^-1(x)=1/2x+1

Front

Find the inverse of f(x)= x⁴ - 2

Back

∜(x+2)

Front

What does it mean to find the inverse of a function?

Back

the x's and y's are switched

Front

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

Back

(4, 1) and (6, 4)

Front

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

Back

f ^-1(x)

Front

Which of the following is NOT TRUE about inverse functions?

• Inverse functions are reflections of each other over the line y = x.
• You find the inverse by switching x and y in the equation.
• The domain of a function becomes the domain of its inverse.
• The domain of a function becomes the range of its inverse.

Back

The domain of a function becomes the domain of its inverse.