Math Problem Statement
Find the average rate of change of f from x = -1 to x = 3. Give your answer as an integer or reduced fraction.
Solution
To calculate the average rate of change of the function from to , we can use the formula:
Where:
- and ,
- is the value of the function at ,
- is the value of the function at .
Step 1: Find
From the graph:
- When , the corresponding value of appears to be .
Step 2: Find
From the graph:
- When , the corresponding value of appears to be .
Step 3: Apply the formula
Now, substituting the values into the formula:
Thus, the average rate of change of from to is .
Would you like further clarification or details on any of the steps? Here are five related questions to deepen your understanding:
- How is the average rate of change related to the slope of a line?
- What does a negative average rate of change indicate about the graph's behavior?
- How do you interpret the rate of change in terms of real-world applications?
- Can the average rate of change be calculated over different intervals on the same graph?
- How would the answer change if we selected different points, like to ?
Tip: The average rate of change between two points on a graph is the same as the slope of the secant line connecting those two points.
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Math Problem Analysis
Mathematical Concepts
Algebra
Rate of Change
Functions
Slope of Secant Line
Formulas
Average Rate of Change = (f(b) - f(a)) / (b - a)
Theorems
Slope of Secant Line Theorem
Suitable Grade Level
Grades 8-10