Math Problem Statement

Find the inverse function values f^(-1)(-4), f^(-1)(-3), f^(-1)(0), and f^(-1)(2) based on the graph provided.

Solution

To solve the inverse function values based on the given graph, let's analyze each requested f1(x)f^{-1}(x):

  1. Understanding Inverse Functions: The inverse function f1(y)f^{-1}(y) finds the xx-value that gives yy in the original function f(x)f(x). In other words, for f1(4)f^{-1}(-4), we need to find xx such that f(x)=4f(x) = -4.

Step-by-Step Solutions

  1. f1(4)f^{-1}(-4):

    • Locate y=4y = -4 on the graph and find the corresponding xx-value.
    • According to the graph, when f(x)=4f(x) = -4, x2.5x \approx -2.5.

    So, f1(4)2.5f^{-1}(-4) \approx -2.5.

  2. f1(3)f^{-1}(-3):

    • Locate y=3y = -3 on the graph and find the corresponding xx-value.
    • Based on the graph, when f(x)=3f(x) = -3, x1.5x \approx -1.5.

    So, f1(3)1.5f^{-1}(-3) \approx -1.5.

  3. f1(0)f^{-1}(0):

    • Locate y=0y = 0 on the graph and find the corresponding xx-value.
    • When f(x)=0f(x) = 0, x0.5x \approx 0.5.

    So, f1(0)0.5f^{-1}(0) \approx 0.5.

  4. f1(2)f^{-1}(2):

    • Locate y=2y = 2 on the graph and find the corresponding xx-value.
    • When f(x)=2f(x) = 2, x2.5x \approx 2.5.

    So, f1(2)2.5f^{-1}(2) \approx 2.5.

Summary of Solutions

  1. f1(4)2.5f^{-1}(-4) \approx -2.5
  2. f1(3)1.5f^{-1}(-3) \approx -1.5
  3. f1(0)0.5f^{-1}(0) \approx 0.5
  4. f1(2)2.5f^{-1}(2) \approx 2.5

Would you like further details on how to interpret the inverse function from graphs?


Related Questions

  1. What are the steps to find an inverse function algebraically?
  2. How can we verify if two functions are inverses of each other?
  3. How does the slope of the original function affect the inverse function?
  4. What is the domain and range of an inverse function?
  5. How do we handle cases where a function is not one-to-one?

Tip:

Remember, for a function to have an inverse, it must be one-to-one (pass the horizontal line test).

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Math Problem Analysis

Mathematical Concepts

Inverse Functions
Graph Interpretation

Formulas

f^{-1}(y) finds the x-value such that f(x) = y

Theorems

Inverse Function Theorem

Suitable Grade Level

Grades 10-12