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Parameters of a Linear Equation

y=mx+b

Question 1

What does 'm' represent in the equation y=mx+b?

Select all that apply
  • A
  • B
  • C
  • D
Check my answer (3)

Question 2

What does 'b' represent in the equation y=mx+b?

Select all that apply
  • A
  • B
  • C
  • D
Check my answer (3)

Question 3

What happens to the line as you increase the value of 'm' from 0 to 5? * use the slider to change m on the diagram *

Question 4

What happens to the line as you decrease the value of 'm' from 0 to -5? * use the slider to change m on the diagram *

Question 5

What is the difference between the gradients in questions 3 and 4?

Question 6

What happens to the line as you change the value of 'b'?

Question 7

Write down the equation of the line with a gradient of 3 and a y-intercept of 5.

Question 8

Write down the equation of the line with a gradient of -2 and a y-intercept of 9.

Question 9

Write down the equation of the line with a gradient of and a y-intercept of -3.

Question 10

Make the equation y=-2.5x-4 on the graph above using the sliders. Using the graph you have created, give a rough approximation of x-intercept.