Inverse Functions - Exponential

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

• f ^-1(x)

• f ²(x)

• f '(x)

• f ⁺(x)

Find the inverse of the function f(x)=5^(x+2)

• f^-1(x)=log₅(x-2)

• f^-1(x)=log₅(x)-2

• f^-1(x)=log₅(x)+2

• f^-1(x)=log₅(x+2)

Logarithmic functions are the inverse of...

• Linear Functions

• Exponential Functions 

• Quadratic Functions 

• Polynomial Functions 

How are exponentials and logarithms related?

• They're cousins

• They're inverses

• They're not related

• They're reciprocals

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Find the inverse of y=9^x

• y=log_x9

• y=log₁₀9

• x=log_y9

• y=log₉x

What is the inverse of f(x)=5^x+3?

• f^-1(x)=log₃(x-5)

• f^-1(x)=log₅(x)-3

• f^-1(x)=log₅(x-3)

• f^-1(x)=log₅(x+3)

A logarithmic function is the inverse of an exponential function. (a)  

• True

• False

Maya and Jackson are having a debate. Maya says a logarithmic function is the inverse of an exponential function, while Jackson disagrees. Who is correct?

• Maya

• Jackson

Which equation is the inverse of the equation above?

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