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How to take the derivative using the chain rule in calculus

👉 Learn how to find the derivative of a function using the chain rule. The derivative of a function, y = f(x), is the ...
Hackaday

Mechanical Calculator Finds Derivatives

We like mechanical calculators like slide rules, but we have to admit that we had not heard of the Ott Derivimeter that [Chris Staecker] shows us in a recent video. As the name implies, the ...