# Differentiation - Introduction | IntMath forum

- Can we find the derivative of all functions? [Solved!]

I have a silly question: Is there any function that we can't find the derivative...**Garrett20**25 Dec 2015, 01:49 - How to differentiate? [Solved!]

Given: `x^3+x^2y+y^2 = 292` Find: `dy/dx`, where : `x=600`, `y= 200`**Oscar**19 Dec 2015, 12:18 - Rate of change [Solved!]

Write down the rate of change of the function f (x) = x2 between x=1, and...**Rismiya**18 Dec 2015, 09:58