There are 2 formulas for creating equations Straight lines from a graph, alongside them are:
1. The formula makes the equation of a forthwith job from a straight-line graph passing through the betoken (0,0). For to a greater extent than details tin move seen graph below:
From the graph above, as well as then the formula to brand the equation of the job is:
Example:
Please cause upward one's ask heed the job equation from the graph below!
Answer:
a = 6
b = 4
So the job equation of the inwards a higher house graph is 3y = 2x.
2. The formula creates a straight-line equation of a straight-line graph that does non decease through a betoken (0,0). For to a greater extent than details tin move seen graph below:
From the graph above, as well as then the formula to brand the equation of the job is:
Example:
Please cause upward one's ask heed the job equation from the graph below!
Answer:
a = 3
b = 4
bx + ay = ab
4x + 3y = three . 4
4x + 3y = 12
So the job equation of the inwards a higher house graph is 4x + 3y = 12.
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Referensi :
- To'Ali's mass math grouping accounting as well as sales