straight line graph reminder
DESCRIPTION
Just a very quick reminder about gradient and interceptTRANSCRIPT
![Page 1: Straight Line Graph Reminder](https://reader036.vdocument.in/reader036/viewer/2022082804/547eb23ab4af9fe16f8b4950/html5/thumbnails/1.jpg)
Graphing…linear function
Data
![Page 2: Straight Line Graph Reminder](https://reader036.vdocument.in/reader036/viewer/2022082804/547eb23ab4af9fe16f8b4950/html5/thumbnails/2.jpg)
Graphing…linear function
Data Plot graph
![Page 3: Straight Line Graph Reminder](https://reader036.vdocument.in/reader036/viewer/2022082804/547eb23ab4af9fe16f8b4950/html5/thumbnails/3.jpg)
Graphing…linear function
Data Plot graphDraw lineof best fit
![Page 4: Straight Line Graph Reminder](https://reader036.vdocument.in/reader036/viewer/2022082804/547eb23ab4af9fe16f8b4950/html5/thumbnails/4.jpg)
Graphing…linear function
Data Plot graphDraw lineof best fit
Find gradientand intercept
![Page 5: Straight Line Graph Reminder](https://reader036.vdocument.in/reader036/viewer/2022082804/547eb23ab4af9fe16f8b4950/html5/thumbnails/5.jpg)
Graphing…linear function
Data Plot graphDraw lineof best fit
Find gradientand intercept
Write formulafor line
![Page 6: Straight Line Graph Reminder](https://reader036.vdocument.in/reader036/viewer/2022082804/547eb23ab4af9fe16f8b4950/html5/thumbnails/6.jpg)
Straight line graphs
Linear Function
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0
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X
Y
![Page 7: Straight Line Graph Reminder](https://reader036.vdocument.in/reader036/viewer/2022082804/547eb23ab4af9fe16f8b4950/html5/thumbnails/7.jpg)
Straight line graphs
Linear Function
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0
10
20
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0 10 20 30 40 50 60 70 80 90 100
X
Y
Intercept is where line crosses Y axis
![Page 8: Straight Line Graph Reminder](https://reader036.vdocument.in/reader036/viewer/2022082804/547eb23ab4af9fe16f8b4950/html5/thumbnails/8.jpg)
Straight line graphs
Linear Function
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0
10
20
30
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0 10 20 30 40 50 60 70 80 90 100
X
Y
Intercept is where line crosses Y axis
Y-step
X-step
![Page 9: Straight Line Graph Reminder](https://reader036.vdocument.in/reader036/viewer/2022082804/547eb23ab4af9fe16f8b4950/html5/thumbnails/9.jpg)
Straight line graphs
Linear Function
-50
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0
10
20
30
40
50
0 10 20 30 40 50 60 70 80 90 100
X
Y
Intercept is where line crosses Y axis
Y-step
X-step
stepx
stepyGradient
![Page 10: Straight Line Graph Reminder](https://reader036.vdocument.in/reader036/viewer/2022082804/547eb23ab4af9fe16f8b4950/html5/thumbnails/10.jpg)
Straight line graphs
Linear Function
-50
-40
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-20
-10
0
10
20
30
40
50
0 10 20 30 40 50 60 70 80 90 100
X
Y
Intercept is where line crosses Y axis
Y-step
X-step
stepx
stepyGradient
Y = grad x X + Intercept
![Page 11: Straight Line Graph Reminder](https://reader036.vdocument.in/reader036/viewer/2022082804/547eb23ab4af9fe16f8b4950/html5/thumbnails/11.jpg)
Straight line graphs
Linear Function
-50
-40
-30
-20
-10
0
10
20
30
40
50
0 10 20 30 40 50 60 70 80 90 100
X
Y
Intercept is where line crosses Y axis
Y-step
X-step
stepx
stepyGradient
Y = grad x X + Intercept
Y = mx + c