will rate any answer as long as the context is right, many were not able to asnwer it

[jjones-6]

can someone do this question please I am having trouble completing it just wanna compare with my work.

[Fred_Kohlhepp]

I'd like to see your worksheet.  What have you tried so far?

[jjones-6]

i just could not do the the 3rd fit and the derivatives

[Fred_Kohlhepp · Accepted solution]

see your other post of the same problem.