Algebra II : Inverse Functions

Study concepts, example questions & explanations for Algebra II

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Example Questions

Example Question #811 : Algebra Ii

Choose the inverse of   .

Possible Answers:

Correct answer:

Explanation:

To find the inverse of a linear function, switch the variables and solve for y.

Switch the variables:

Multiply both sides by 2:

Add 3 to both sides to isolate y:

 

 

Example Question #281 : Introduction To Functions

Find the inverse function:  

Possible Answers:

Correct answer:

Explanation:

Interchange the x and y-variables.

Solve for y.  Divide by two on both sides.

Add  on both sides.

Subtract  on both sides.

Simplify both sides.

The answer is:  

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