Math Problem Statement

Find the rate of change of the function by using two points from the table.

Solution

To find the rate of change for a function from a table of values, we use the formula for the slope between two points:

Rate of Change=y2y1x2x1\text{Rate of Change} = \frac{y_2 - y_1}{x_2 - x_1}

Let's calculate the rate of change for both tables:

1. For Table 1:

Choose any two points. Let's use (5,2)(5, 2) and (10,3)(10, 3).

Rate of Change=32105=15=0.2\text{Rate of Change} = \frac{3 - 2}{10 - 5} = \frac{1}{5} = 0.2

Thus, the rate of change for Table 1 is 0.2.

2. For Table 2:

Again, select two points. Let's use (1,15)(1, 15) and (2,9)(2, 9).

Rate of Change=91521=61=6\text{Rate of Change} = \frac{9 - 15}{2 - 1} = \frac{-6}{1} = -6

The rate of change for Table 2 is -6.


Would you like more details or have any questions?

Related Questions:

  1. How does the rate of change relate to the slope of a line?
  2. Can we interpret the rate of change in the context of real-life scenarios?
  3. What happens if the rate of change is negative or positive?
  4. How do you find the rate of change if the x-values are not evenly spaced?
  5. Can a function have a constant rate of change for some points but not for others?

Tip: When picking points from a table, try to choose simple values for easier calculations!

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Math Problem Analysis

Mathematical Concepts

Algebra
Linear Functions

Formulas

Rate of Change = (y2 - y1) / (x2 - x1)

Theorems

Slope of a Line

Suitable Grade Level

Grades 7-10