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Limit Definition of Derivative and Tangent Lines

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Definition of the DerivativeHardVideo

Use the limit definition of the derivative to find all points on the graph of

f(x)=4x3−12x2+9xf(x) = 4x^3 - 12x^2 + 9x

where the tangent lines to the graph have slope zero.

Posted by Will Lynch a year ago

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