- #1

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## Homework Statement

f(x)=x^3 f(a+h)-f(a)/h

## Homework Equations

I am having troubles at the moment with the process, I am getting a^3+3a^2h+3ah^2+h^3-a^3.

## The Attempt at a Solution

I have simplified the equation further and got 3a^2+3ah+h^2, help would be appreciated. Thanks for reading.