Equation of the line

[Anonymous]

Hello,

  I want to get the equation of the line of a cumulative chart. Is it possible? If I use the LINEST_M and LINEST_B functions, I can only get the "normal" equation of the line, but no the cumulative. Any ideas?

  Thanks!

 

[sunny_talwar]

Would you be able to share what expression you have used thus far?