Precalculus » A. Functions » A.7. Inverse Functions

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Finding Inverses of Functions

• Overview
• Tell whether the graphs are inverses of each other
• Verify that two functions are inverse functions algebraically
• Find the inverse algebraically
• State the domain and range of a function and its inverse
• Word Problems – Finding inverse functions

One-to-One Functions

• Overview
• Use a table to decide if a function has an inverse function
• Use the horizontal line test to determine if the inverse of a function is also a function
• Use the equation of a function to determine if it has an inverse function
• Restrict the domain of a function so that it has an inverse function
• Word Problems – One-to-one functions