Math Problem Statement
solve
The function f is one-to-one. Find its inverse: f(x) = (x + 2)^3 - 8
Solution
We are asked to find the inverse of the given function:
Steps to Find the Inverse:
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Replace with :
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Swap and (this step begins the process of finding the inverse):
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Solve for :
- Add 8 to both sides:
- Take the cube root of both sides:
- Subtract 2 from both sides:
Thus, the inverse function is:
Would you like more details on how to verify this result or further clarification on the steps?
Related Questions:
- What does it mean for a function to be "one-to-one"?
- How can you verify that two functions are inverses of each other?
- What is the domain of the inverse function ?
- How do transformations affect the graph of a cubic function?
- Can a function have more than one inverse?
Tip:
Always check if the function is one-to-one by verifying that it passes the horizontal line test; this ensures the function has an inverse.
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Math Problem Analysis
Mathematical Concepts
Functions
Inverse Functions
Cubic Functions
Formulas
Inverse function: f^{-1}(x)
Cube root function: \sqrt[3]{x}
Theorems
One-to-one function
Horizontal line test
Suitable Grade Level
Grades 10-12