Yep, that be true. It's the 3rd part of the question that i can't still solve. I've posted the first two parts of the question as a guide to solving the third part. So any ideas on the 3rd part? Thanks for making the second part ans more organize. My solution was a little more messy.
Homework Statement
f(x+y)= f(x) + f(y) + y*x^2 +x*y^2 Given: lim of f(x)/x where x approaches 0 is 1
Find : 1) f(0) 2) f ' (0) 3) f ' (x)
Homework Equations
The Attempt at a Solution
countless hours with other coursemates that lead to nothing...