We will assume that the functions whose graphs we need to build are always located in columns. Moreover, in column a, let there be the values of the variable x, and in columns B, C … the values of the functions f1.f2,… respectively.
Excel has a special chart type called “graph”. With it, you can plot the dependence of data in a column (for example, In) on the line number. Regardless of which category axis labels we set. (Even if the values from column A are signed on the X-axis, the graph will not express the dependence f1(x) in the general [...]