One to one and Inverse Functions

Are these functions inverses?

• Yes

• No

Which of the following is an example of One-to-one function?

• Computer to games

• Students to teachers.

• Relationship of husband and wife.

• Driver to passengers

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

• {(1,2), (1,4), (1,5), (1,6)}

• {(4,-5), (3,-5), (2,8), (1,8)}

• {(-3,-2), (3,4), (-1,-2), (-1,5)}

• {(10,9), (8,7), (6,5), (4,3)}

Which graph shows inverse functions?

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Use the horizontal line test to determine if the function has an inverse function.

• YES

• NO

Which shows both graphs being functions and the graphs being inverses?

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Write the letter of the correct answer

Write the letter of the correct answer.

Write the letter of the correct answer.

What does it mean to find the inverse of a function?

• the x's and y's are the same

• the x's and y's are divided by 2

• the x's and y's are made negative

• the x's and y's are switched