derivative of function

[tsunda]

I inserted a file with an equation i'm going to find the root of. I'm having trouble finding it's derivative,

 

[Deleted member 4993]

View attachment 11036


I inserted a file with an equation i'm going to find the root of. I'm having trouble finding it's derivative,

You know how to calculate:

d/dt[e^{f(t)}] ....... yes?