The slope of the line between two points is known as the rate of change in the relation.
A relation with a constant rate of change is linear, while a relation with different rates of change between points is nonlinear (quadratic, cubic, etc.).
The rate of change in the relation shown below is _____.
Enter your answer in one of two ways:
• as a reduced ratio, like this: 2/3
• as the phrase not constant, like this: not constant
