Question

 How to Find F(X) From a Graph?

Answer A function defines what f(x) is for any value of x. So for the function f(x) = 2x, if x =1, f(x) = 2. On a graph of a function, f(x) is represented by y. So on a graph for the function f(x) = 2x, ... Read More »
http://www.ehow.com/how_8145442_fx-graph.html

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