Time (hours) Temperature (degree Celsius)

3 5

6 0

9 -5

12 -10

is this linear OR Nonlinear Function OR Not a Function

1 answer

This set of data represents a linear function. A linear function is one where the dependent variable (temperature) has a constant rate of change with respect to the independent variable (time). In this case, for every increase of 3 hours, the temperature decreases by 5 degrees Celsius.