Gradient - Gradient - Gradient

Write an equation in gradient-intercept form

100

m = -4

c = 5

y= -4x + 5

200

m= 1/2 

c = -4/5 

y= 1/2x - 4/5

300

m= -3

c = -5

y= -3x - 5

400

m=1

c =-1

y= x - 1

or 

y= 1x- 1

500

m= 12

c = 4/9

y= 12x + 4/9

Calculate Gradient

100

(5, 7) and (3, 6)

What is 1/2?

200

(-2, 5) and (8, 1)

-4/10 or -2/5

300

(0, 25) and (10, 0)

What is -2.5?

400

(2,3) and (9,7)

What is 4/7?

500

(0,10) and (5, -5)

What is -3?

Gradient Intercept Form

100

What is the equation for slope intercept form?

y = mx + c

200

What is the gradient? 

y = 3x - 5

m = 3

300

What is the y intercept? 

y = -3x - 7

c = -7

400

If we have to move two spots to the right and then three spots above,

Is the gradient for the line made between the points positive or negative?

Positive

500

If the gradient of the two lines below are the same but they have different y-intercepts:

Line 1: m = 1

Line 2: m = 1

Would these lines be parallel, perpendicular or neither?

Parallel

Miscellaneous Math

100

What variable represents the y-intercept in slope-intercept form? 

C

200

What is known as the measure of the steepness of a line?

The slope/gradient

300

In the equation of linear function: y=-4x-2, what is the y-intercept.

The y-intercept is -2

400

what do you look for when finding the gradient on a graph?

Rise over Run

500

What is the gradient formula between two points given to you? 

m = (y₂-y₁ ) / ( x₂-x₂)