One to One Functions and Inverse Functions

Mabuhay National High School has its own School ID which is 143142 while other school also has their own school ID. Which rule represent the given statement?

• One-to-one

• Many-to-one

• One-to-many

• Many-to-many

If a ___________ can intersect the graph of the function, more than one time then the function is not mapped as one-to-one.

• Vertical Line Test

• T-test

• Horizontal Line Test

• Z-test

Which test is used to determine if the given is a one-to-one function?

• Vertical Line Test

• Horizontal Line Test

• Both

• None of the above

What is the inverse of addition?

• division

• multiplication

• subtraction

• composition

Which function/s has/have inverse function?

• one-to-one

• many-to-one

• both

• none

What is the mathematical symbol for inverse of 𝑓(𝑥)?

What is the inverse of 3x – 4?

What is the inverse of -2x + 7?