Coordinate geometry

 $For\ linear\ rule,\ \ \ y=-2x\ +1$  Find y =?

when x = 2

• 5

• -5

• 3

• -3

 $Y=\ -3x\ +1$  

Find the Value of Y when x = -3

• 10

• -8

• -5

• -10

 $Y\ =\ -x-1$  

Identify the Y intercept for the rule below:

• 1

• -1

 $y\ =\ 4x\ -2$  

The value of gradient for the rule above is

• -2

• 4

• -4

The ratio pf rise and run of a linear graph is called

A table of value shows

• the linear rule

• coordinates

• an axis

• the rule continues for ever

Determine the gradient for the line in the graph

• -3

• 3

• 5

• -5

Identify the y intercept of the line in the graph

• -2

• -5

• 2

• 5

The gradient of the line in the graph is

• 2

• 1

• -0.5

• 0.5

Identify the y intercept of the line on the graph

• 2

• 1

• 0

• -1