Math Problem Statement

Use the graphs of f(x), shown in Figure 1, and h(x), shown in Figure 2, to evaluate the expression f(h(1)).

Solution

To solve f(h(1))f(h(1)), we need to follow these steps:

  1. Evaluate h(1)h(1) using the graph of h(x)h(x) shown in Figure 2.

    • Locate x=1x = 1 on the h(x)h(x) graph.
    • From the graph, when x=1x = 1, the value of h(x)h(x) is h(1)=2h(1) = -2.
  2. Evaluate f(2)f(-2) using the graph of f(x)f(x) shown in Figure 1.

    • Now, locate x=2x = -2 on the f(x)f(x) graph.
    • From the graph, when x=2x = -2, the value of f(x)f(x) is f(2)=4f(-2) = 4.

Thus, the answer is: f(h(1))=f(2)=4f(h(1)) = f(-2) = 4

Would you like further explanation or have any questions?


Here are five related questions to expand on this topic:

  1. How do you evaluate nested functions when both functions are linear?
  2. What happens if f(x)f(x) or h(x)h(x) includes more than one solution for a given input?
  3. How would the solution change if we used a different input for h(x)h(x) in this example?
  4. What is the process for finding h(f(1))h(f(1)) instead of f(h(1))f(h(1))?
  5. How can you determine if the functions are one-to-one based on their graphs?

Tip: Always double-check each function’s output before plugging it into the next function in a composition.

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Math Problem Analysis

Mathematical Concepts

Function Evaluation
Composition of Functions
Graph Interpretation

Formulas

f(g(x)) notation for composite functions

Theorems

Function Composition

Suitable Grade Level

High School