how to find eqation from graph (Problem)

[dhaval209]

i have 20 value randomly select then plot the graph. if it is possible to find eqation from the graph?

please reply quickly.

[altenbach]

You are looking into fitting of data. For that you need to decide on a suitable model.

It could be the equation of a straight line, a polynomial, or some really complicated function. Do you have more information?

You select 20 values from what randomly? How are the value arranged. Is there a pattern?

[Nghtcrwlr · Accepted solution]

Try using

You can get all parameters for teh equation depending on the kind of model you are looking for.