CoreKeyDerivatives
Definition (Limit Form)
Overview
The derivative is defined as the limit of the difference quotient. This formal definition connects limits to the slope of the tangent line.
Key Concepts
1
f′(x) = lim_{h→0} [f(x+h) − f(x)] / h
2
The derivative is itself a function of x
3
Differentiable implies continuous (but not vice versa)
See it in action
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