Math Problem Statement

Find the limits of the function based on the provided graph at points x = -8 and x = 1.

Solution

Let's examine the image you've provided. It appears to ask for the limits of a function at specific points based on its graph.

For x=8x = -8:

You are asked to find:

  1. limx8f(x)\lim_{x \to -8^-} f(x) (the left-hand limit as xx approaches -8)
  2. limx8+f(x)\lim_{x \to -8^+} f(x) (the right-hand limit as xx approaches -8)
  3. limx8f(x)\lim_{x \to -8} f(x) (the two-sided limit as xx approaches -8)

For x=1x = 1:

You are asked to find:

  1. limx1f(x)\lim_{x \to 1^-} f(x) (the left-hand limit as xx approaches 1)
  2. limx1+f(x)\lim_{x \to 1^+} f(x) (the right-hand limit as xx approaches 1)
  3. limx1f(x)\lim_{x \to 1} f(x) (the two-sided limit as xx approaches 1)

Analyzing the Graph:

Let’s analyze the graph to determine these limits.

At x=8x = -8:

  • Left-hand limit: As x8x \to -8^-, the function seems to approach the value of 3 (based on the plotted points).
  • Right-hand limit: As x8+x \to -8^+, the function also seems to approach 3.
  • Two-sided limit: Since both one-sided limits are equal, limx8f(x)=3\lim_{x \to -8} f(x) = 3.

At x=1x = 1:

  • Left-hand limit: As x1x \to 1^-, the function approaches 0.
  • Right-hand limit: As x1+x \to 1^+, the function approaches a different value, which appears to be 2.
  • Two-sided limit: Since the left-hand and right-hand limits are not equal, the two-sided limit does not exist.

Final Answers:

  1. limx8f(x)=3\lim_{x \to -8^-} f(x) = 3

  2. limx8+f(x)=3\lim_{x \to -8^+} f(x) = 3

  3. limx8f(x)=3\lim_{x \to -8} f(x) = 3

  4. limx1f(x)=0\lim_{x \to 1^-} f(x) = 0

  5. limx1+f(x)=2\lim_{x \to 1^+} f(x) = 2

  6. limx1f(x)\lim_{x \to 1} f(x) does not exist.


Would you like further clarification or details? Here are some related questions:

  1. What happens when the left-hand and right-hand limits differ?
  2. How can discontinuities affect the existence of limits?
  3. What is the relationship between limits and continuity at a point?
  4. How would the graph look if the two-sided limit at x=1x = 1 existed?
  5. How do we interpret limits at points where the function is not defined?

Tip: To find the two-sided limit, ensure both the left-hand and right-hand limits match. If they don't, the two-sided limit does not exist.

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Math Problem Analysis

Mathematical Concepts

Limits
Left-hand Limit
Right-hand Limit
Two-sided Limit

Formulas

lim_{x -> a^-} f(x)
lim_{x -> a^+} f(x)
lim_{x -> a} f(x)

Theorems

Limit Definition
Existence of Two-sided Limits

Suitable Grade Level

Grades 10-12