Verifying Inverse Functions

• Inverse Functions

• Not Inverse Functions

• yes

• no

• Inverse Functions

• Not Inverse Functions

To prove two functions are inverses of each other, both f(g(x)) and g(f(x)) should equal...

• 1

• x

• 0

• y

• yes

• no

Which of the following relations is a one-to-one function?

• (a)

• (b)

• (c)

• None of these

Which of the following relations is a one-to-one function?

• (a)

• (b)

• (c)

• None of these

The relation in the graph is..

• a function, but not a one-to-one function.

• a one-to-one function.

• not a function

Solve the inequality.
x + 5 ≤ 13

• x ≥ 8
• x ≥ 18
• x ≤ 8 
• x ≤ 18 

10 ≥ x - 3

• x ≤ 13
• x ≥ 13
• x ≤ 7
• x ≥ 7