Precalculus Inverse Functions

• (A)

• (B)

• (C)

• (D)

What is the relationship between exponential and logarithmic functions?

• Exponential functions are a special case of logarithmic functions.

• Exponential and logarithmic functions are unrelated.

• Exponential and logarithmic functions are inverses of each other.

• Logarithmic functions are a special case of exponential functions.

Find the value of k.

• 3

• 27

• 18

What is the inverse of sin(x)?

• cos(x)

• tan(x)

• csc(x)

Was the inverse function found correctly?

• no,

• yes

Is the inverse function found correctly?

• yes

• no

Are these the graphs of two inverse functions?

• Yes

• No

• No way to tell

An ​ (a)   takes a previously found result ( a y value) and returns it to its original value (x value). This means you are ​ (b)   a function

• function

• inverse

• 2 or more

• undoing

Are the blue and red graphs inverse functions?

• yes

• no

• no way to tell