Linear Functions

Gradients

100

What's the formula for gradient?

Rise/Run or Rise/Step

200

What's the y-intercept?

Where a line meets the y-axis

300

One point is at the coordinate point:1,2, while the other is at the point, 10,7. What's the gradient?

5/9(Must be phrased as simplified improper or proper fraction or whole number.)

400

Point A is 2,4 and Point B is 7,5. What's the gradient?

1/5

500

Point A is 7,5. Point B is 3,10. What is the gradient?

-5/4(Must be phrased as improper fraction.)

Coordinate Plane(May require graph book)

100

y=2x+3 

If x is 4, then what is y equal to?

y=11

200

y=2x-7

Name what the coordinate points would be if x were to be 1, 2, 3, or 4.

1, -5

2, -3

3, -1

4, 1

300

At which coordinate point will these two lines meet?

Line A: y=2x-2

Line B: y=x+3

5,8

400

Draw the lines with equations  y=x+1  and 

y=2x-3

Solve the equation(Host must see graph before submission)

x+1=2x-3

x=4

500

Point A has coordinates 8,11

Point B has coordinates 8,7

What's the equation of the line through these points?

x=8

Graphs and Lines(May require graph book)

100

What is common between these 3 lines? 

y=x

y=x+4

y=x-2

They are all parallel

200

The equations of five lines are given below: 

A: y=5x+2

 B: y=1/2x+4

 C:y=2x+1

 D: y=-1/5x+6

 E:  y=-2x+3

Which line is not perpendicular to any of the other lines?

Line C

300

The equations of five lines are given below: 

A: y=5x+2

 B: y=1/2x+4

 C:y=2x+1

 D: y=-1/5x+6

 E:  y=-2x+3

Which line is perpendicular to Line B?

Line E

400

The equations of five lines are given below: 

A: y=5x+2

 B: y=1/2x+4

 C:y=2x+1

 D: y=-1/5x+6

 E:  y=-2x+3

Which line is perpendicular to A?

Line D

500

Graph y=3x+1 in your books

x-axis must begin at -5 and end at 5. 

All x-values MUST have a y-value.

-5, -14.   -4, -11.   -3, -8.  -2, -5    -1,-2.     0,1.     1,4.      2,7.    3,10.    4,13.    5,16.

Linear Equations

100

2x-5=-3 

What's x?

x=1

200

Solve for y

4-2y=10-6y

y=1.5 or 1 1/2

300

Solve for y

5y+20=3(y-4)

y=-16

400

4-2x=2x-8 

What's x?

x=3

500

6(x+1)=14(x-1) What is x?

x=2.5 or 2 1/2 

Ultimate Challenge(Very Hard)Mix of all Columns(Give 2x points)

100

Point A is 45, 216 while Point B is 65, 171. What's the gradient?

-9/4(Must be simplified, but not into mixed number. Maximum whole number if possible)

200

The equations of five lines are given below: 

A: y=567x+2527

 B: y=1827x+7283

 C:y=1/576x+6383

 D: y=-1/1827x-6915

 E:  y=-1/567x-9876

Which line is perpendicular to B?

Line D

300

The equations of five lines are given below: 

A: y=567x+2527

 B: y=1827x+7283

 C:y=1/576x+6383

 D: y=-1/1827x-6915

 E:  y=-1/567x-9876

Which line is perpendicular to A?

Line E

400

Provide what coordinate points will be for x-values between -3 and 3 using this equation.

y=-23x+15

All x-values MUST have a y-value.

-3, 84

-2, 61

-1, 38

0, 15

1, -8

2, -31

3, -54

500

What's x?

18(9x+45)-63=27(9x-18)

x=15.2...