Relationships and Functions

Is this table a function or not a function? 

• Function

• Not a Function

Which of the following graphs represents a proportional relationship?

• A line passing through the point (0, 2)

• A line passing through the origin

• A curve passing through the origin

• A horizontal line

If a line has a slope of 2 and passes through the point (0, 3), what is the equation of the line?

Which of the following is an example of a non-linear function?

A car travels at a constant speed. The distance traveled is proportional to the time. If the car travels 60 miles in 1 hour, what is the slope of the graph representing this relationship?

• 30

• 60

• 1

• 0

Given two points on a line, (2, 4) and (4, 8), what is the slope of the line?

• 1

• 2

• 3

• 4

Which of the following equations represents a linear function?

A line has a slope of -3 and passes through the point (0, 5). What is the equation of the line?

If a function is described as increasing, which of the following could be its graph?

• A line with a negative slope

• A horizontal line

• A line with a positive slope

• A curve opening downwards

• 5

• 2

• 0

• 7