Math Problem Statement

Find f(-4) based on the given table of values for f^(-1).

Solution

To find f(4)f(-4) based on the given table of values for f1f^{-1}, we need to understand the relationship between a function and its inverse. The value f(a)=bf(a) = b corresponds to f1(b)=af^{-1}(b) = a.

In the table provided:

  • x=8x = 8 has f1(x)=4f^{-1}(x) = -4.

This means: f(4)=8f(-4) = 8

Answer:

f(4)=8f(-4) = 8

Would you like a deeper explanation, or do you have any further questions?

Here are some related questions to consider:

  1. How can we determine if a function has an inverse?
  2. What are the steps to find the inverse of a function algebraically?
  3. Why is it important that a function is one-to-one to have an inverse?
  4. How would the table change if we were given values for ff instead of f1f^{-1}?
  5. How do you interpret the inverse function graphically?

Tip: Remember, if f(a)=bf(a) = b, then f1(b)=af^{-1}(b) = a, which is a key property when using tables for inverse functions.

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Math Problem Analysis

Mathematical Concepts

Functions
Inverse Functions
Algebra

Formulas

If f(a) = b, then f^(-1)(b) = a

Theorems

Inverse Function Theorem

Suitable Grade Level

Grades 10-12