Key Features of Inverse Functions

What is the inverse to the function
ƒ(x) = 10^{(2x - 4)} + 6

• f^-1(x) = ½ln(x − 6) + 2

• f^-1(x) = ½log(x − 6) − 2

• f^-1(x) = ½log(x + 6) + 2

• f^-1(x) = ½log(x − 6) + 2

Determine the type of variation:

• Quadratic

• Inverse

• Linear

• Exponential

What is the name of this function? Check all that apply.

• Inverse Variation

• Reciprocal

• Rational

• Exponential

• Radical

What is the domain of this graph?

• All reals except x = -3

• All reals except x = -2

• All reals except x = -1

• All reals except x = -4

Was the inverse function found correctly?

• no,

• yes

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

Are these the graphs of two inverse functions?

• Yes

• No

• No way to tell

Is the inverse function found correctly?

• yes

• no

What is the range of this graph?

• All reals except y = -2

• All reals except x = -3

• All reals except y = 2

• All reals except x = -2