Interactive: Comparing Average Rate vs. Instantaneous Rate
Move A and C closer together and the line through the two points will approach the tangent line to the curve. When the two points do coincide, the line will be the tangent line.
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Tangent Line to Function.Provided by: OER CommonsAuthored by: Geogebra.Located at: https://www.geogebra.org/m/n4PKmhgA.License: CC BY-SA: Attribution-ShareAlike.