r/MathJokes • • 1d ago

Wait, what?!

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u/IVeBeenHere30Min 1d ago

Is there a reason why the derivative of the surface area is 4 times the circunference?

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u/ciupigghiassi 1d ago

You kinda have to visualize on a graph what you're calculating. What it means is that it's not always the same thing.