Linear Function Slope

What does the y-intercept represent?

• The rate the tub is emptying

• How much water is left in the tub

• How long it takes to empty the tub

• The amount of water in the tub at the start of the bath

Find the slope:
(8,5) and (-9, 5)

• Zero

• Undefined 

• -10/17

• -10/1

Find the slope:
(-1,-9) and (5, -6)

• -15/4

• 1/2

• -3/6

• 11/3

What is the y-intercept of the line?

• y = 1/2

• y = 1

• y = -1/2

• y = -1

At what rate did the rain fall?

• 2 cm per hour

• ¹/₄ cm per hour

• ¹/₂ cm per hour

• 4 cm per hour

Which of these represents standard form of a linear equation?

• y - y₁ = m(x-x₁)

• Ax + By = C

• y = mx + b

• m = rise/run

What letter represents the slope in the equation y = mx + b ?

• x

• y

• m

• b

What is the slope in the equation:  y=4x+3

• 3

• 4x

• 4

• x

What type of slope does the following graph have?

• Postive

• Negative

• Zero Slope

• Undefined

Find the slope of the line that passes through the points (2, 4) and (6, 12)

• 1/2

• -1/2

• 2

• -2