Math Problem Statement

Enter x-values into the table below to determine function values for a function f(x) for various inputs. Use the function values to determine the limits and the value of f(-4).

Solution

It looks like you uploaded an image showing a calculus problem that involves limits and a function f(x)f(x). Here's how we can work through the steps:

  1. Analyze the Problem:

    • The goal is to calculate:
      • limx4f(x)\lim_{x \to -4^-} f(x) (limit as xx approaches 4-4 from the left),
      • limx4f(x)\lim_{x \to -4} f(x) (overall limit as xx approaches 4-4),
      • f(4)f(-4) (value of the function at x=4x = -4, if defined).
  2. Table of Values:

    • You need to input values close to 4-4 (e.g., 4.1-4.1, 4.01-4.01, 3.99-3.99, 3.9-3.9, etc.) into the table to compute f(x)f(x).
    • Use these values to evaluate f(x)f(x) and observe the trend for left-hand and right-hand limits.
  3. Solution Steps:

    • Check the limit from the left (x4):(x \to -4^-): Calculate f(x)f(x) for values slightly less than 4-4.
    • Check the limit from the right (x4+):(x \to -4^+): Calculate f(x)f(x) for values slightly greater than 4-4.
    • Determine if the left-hand and right-hand limits are equal; if they are, the limit limx4f(x)\lim_{x \to -4} f(x) exists.
    • Finally, determine f(4)f(-4) based on the function's definition at x=4x = -4.

If you provide the function f(x)f(x) or its definition (or example values for testing), I can guide you further or solve it step-by-step.

Let me know how you'd like to proceed! Here are some related questions to help you think further:

  1. What trends do you observe in f(x)f(x) as xx approaches 4-4 from the left and the right?
  2. Does the function appear continuous at x=4x = -4?
  3. Is the left-hand limit equal to the right-hand limit at x=4x = -4?
  4. What happens if f(x)f(x) is undefined at x=4x = -4? How does this affect the answer?
  5. What tools (calculator, graphing software) can be used to visualize the function's behavior near x=4x = -4?

Tip: Always check for discontinuities or undefined points in the function when working with limits and direct evaluation!

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Math Problem Analysis

Mathematical Concepts

Limits
Left-hand Limit
Right-hand Limit
Continuity of Functions

Formulas

\( \lim_{x \to c^-} f(x) \)
\( \lim_{x \to c^+} f(x) \)
\( \lim_{x \to c} f(x) \)
f(c)

Theorems

Limit Definition
Continuity at a Point

Suitable Grade Level

Grades 11-12 or Early College