I have a curve which follows the relation P(f)=P(o)f exp(-a). How can I get the value of 'a'. Please help me bi giving your valuable solutions

I have a curve which follows the relation P(f)=P(o)f exp(-a). How can I get the value of 'a'. Please help me giving your valuable solutions

Answer 1

[Matt Fig]

a = -Ln(P/(P_0*f))