Question

Identify the point of largest curvature for the function y = e^x.

Answer 1

use the formula here
http://en.wikipedia.org/wiki/Curvature#Curvature_of_a_graph

Answer 2

.....
i got k=e^x/(1+e^x^2)^(3/2)

Answer 3

where do i go from there

Answer 4

you want to maximize "k" ...differentiate expression and set equal to 0

Answer 5

so take derivative of k and got ugly derivative