Equation of a Line

What does the "m" stand for in y=mx+c?

• gradient

• x-intercept

• y-intercept

• none of these answers

What does the "c" stand for in y=mx + c?

• gradient

• x-intercept

• y-intercept

• none of these answers

What is the slope of a vertical line?

• 0

• undefined

• y

• x

For the straight line y = -2x + 3, what are the slope & the y-intercept ?

• The Slope is 2 and the y-intercept is -3.

• The Slope is -2 and the y-intercept is 3.

• The Slope is 3 and the y-intercept is -2.

• The Slope is -3 and the y-intercept is 2.

What is the y intercept for the straight line shown in the diagram?

• y = - 1

• y = 2

• y = 4

• y = - 2

What is the gradient of the following straight line?

• y = -4

• y = 4

• y = -1/4

• y = -2

What is the gradient of the straight line shown in the diagram?

• m = 4

• m = undefined

• m = 0

• m = 1

What is the equation of the straight line shown in the diagram?

• y = -2.5x - 5
• y = 2.5x - 5
• y = -3x - 5
• y = 3x - 5

What is the slope of the equation y = -3x + 4 ?

• -3

• -4

• 3

• 4

What is the slope between the points

(-3, -4) & (7, 6)?

• 0

• -1

• 2

• 1