ddx step-by-step differentiation
The derivative calculator that actually teaches you.
Type any function and watch it differentiate in real time — with every rule named and explained in plain English, not just an answer dumped on the page.
f(x) = Enter a function to differentiate
f(x)=
You entered
Derivative
Evaluate f′ at
x=
→
—
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Try an example
Click any function to load it into the calculator and see the full worked solution.
The four rules that solve almost everything
Differentiation looks intimidating, but most problems come down to recognizing which of these patterns you're looking at. DerivCalc tags each one as it works.
Common derivatives
A quick reference for the standard functions. Every one of these is built into the calculator above.
| Function f(x) | Derivative f′(x) |
|---|
Questions students ask
Short, honest answers about derivatives and how to use this tool.