1) SCALE
Example :
Horizontal axis
8cm: 1 unit
Vertical axis :
2cm to 1 unit
*sometime the scale is given in the question*
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2) Accuracy
-> How accurate the graph is eg.
Accuracy =1/2 square
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3) FOR LINEAR LAW
->> Vertical intercept must be shown in the graph______________________________________________
4) Size of graph
The graph should fill up 2/3 of the graph paper
~ which means we have to choose the scale properly.
> For accuracy purpose
>> Less error
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5) Table of values must be shown
example
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