Math Problem Statement

The table below represents a linear function. Identify the rate of change of the function.

Solution

The question asks to identify the rate of change of the linear function, given the table of values for xx and yy.

The rate of change for a linear function is the slope, which is calculated as:

slope=ΔyΔx=y2y1x2x1\text{slope} = \frac{\Delta y}{\Delta x} = \frac{y_2 - y_1}{x_2 - x_1}

Let’s take two points from the table to compute the slope:

  • From the first row: (4,8)(4, 8)
  • From the second row: (6,11)(6, 11)

Using these points:

slope=11864=32=1.5\text{slope} = \frac{11 - 8}{6 - 4} = \frac{3}{2} = 1.5

Thus, the rate of change of the function is 1.5.

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

Here are 5 related questions you can explore:

  1. How do you find the equation of a line given two points?
  2. What does the rate of change represent in a real-world context?
  3. How do you determine if a function is linear from a table of values?
  4. How would the graph of this linear function look?
  5. Can a linear function have a zero rate of change?

Tip: The slope of a linear function tells you how much the yy-value changes for every one-unit change in the xx-value.

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Math Problem Analysis

Mathematical Concepts

Algebra
Linear Functions
Slope

Formulas

slope = (y2 - y1) / (x2 - x1)

Theorems

Linear Function Rate of Change

Suitable Grade Level

Grades 6-8