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For example, let's say that f(x) = e^(-9t)
Once I've found the second derivative, I equate it to zero in order to determine concavity, but I don't know how to solve it after that
I'm just having a hard time solving with the ln or whatever you have to do..
Once I've found the second derivative, I equate it to zero in order to determine concavity, but I don't know how to solve it after that
I'm just having a hard time solving with the ln or whatever you have to do..