Inverse of Log, Ln, e, and Exponential Equations

Logarithmic functions are the inverse of...

• linear functions

• quadratic functions

• polynomial functions

• exponential functions

• e

• natural logarithm (ln)

• common logarithm (log)

• 7.389

• 0.693

• 0.0183

• 6.581

Logarithmic functions are the inverse of...

• Linear Functions

• Exponential Functions 

• Quadratic Functions 

• Polynomial Functions 

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)

Log with a base "e" (log_e) is the same thing as...

• "e"

• Natural Logarithm (LN)

• Common Logarithm (Log)

• Natural Log, base "e"
  LN_e

Rewrite in exponential form:
ln(2) = x

• 2^x = 10

• 10² = x

• e^x = 2

• e² = x

Use the change of base formula and your calculator to approximate the log.

• A

• B

• C

• D

Graph

• A

• B

• C

• D

What is the equation of the asymptote?

• x = -3

• x=5

• y= -3

• y=5