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Unformatted text preview: nature of an instantaneous rate of change. x x x y x x x x f y x x f y x x f y + =  + = + == == = 3 6 4 ) ( 3 ) ( 4 ) ( 3 ) ( 4 3 ) ( 2 1 2 2 6 ) 3 6 ( lim lim . , 6 , . 6 x x x x y x as x x y ly Symbolical x approaches quotient difference the zero approaches x If x x = + = Some points The derivative if exists, is a derived function. It measures instantaneous rate of change Denoted by x y x f dx dy x lim ) ( Graphically.the slope of a curve is the derivative. Left hand side limit and right hand side limit....
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This note was uploaded on 04/24/2011 for the course ECON 201 taught by Professor Takrimasyeda during the Fall '08 term at BRAC University.
 Fall '08
 TakrimaSyeda
 Economics

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