Rachel
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Khan Academy on a Stick
Testing critical points for local extrema
Minima, maxima, inflection points and critical points
Minima, maxima and critical points
Testing critical points for local extrema
Identifying minima and maxima for x^3 - 12x - 5
Concavity, concave upwards and concave downwards intervals
Inflection points
Graphing using derivatives
Another example graphing with derivatives
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