Comparing Linear Functions Across Different Forms

Which of the following is NOT a way to represent a linear function?

• Table of x and y values

• Graph of a line

• Slope and y-intercept

• Quadratic equation

What is the slope in the equation y = 4x + 2?

• 2

• 4

• -4

• 0

How do you determine the slope from a table of values?

• By adding all x values

• By finding the highest y value

• By calculating the change in y over the change in x

• By looking at the y-intercept

Which function has the steepest graph?

• Function with slope -5

• Function with slope 4

• Function with slope 1

• Function with slope -2

Which of the following slopes is greater than -4?

• -6

• -3

• -4

• -5

Which function has a slope of 1?

• Function 4

• Function 2

• Function 1

• Function 3

Where does the y-intercept occur on a graph?

• At the lowest point

• Where y equals 0

• Where x equals 0

• At the highest point

What is the y-intercept of the equation y = 4x + 5?

• 4

• 5

• 0

• -5

Which function has the y-intercept farthest from zero?

• Function with y-intercept -3

• Function with y-intercept -1

• Function with y-intercept 2

• Function with y-intercept 5

How can you identify the y-intercept in a table of values?

• By finding where x equals 0

• By finding the highest y value

• By adding all y values

• By finding the lowest y value