Difference between revisions of "Draggable exponential function"

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Line 5: Line 5:
 
var graph = board.create('functiongraph', [
 
var graph = board.create('functiongraph', [
 
         function(x) {
 
         function(x) {
             var a = Math.log(p.Y() - p.X());
+
             var a = Math.log(p.Y()) / p.X();
 
             return Math.exp(a * x);
 
             return Math.exp(a * x);
 
         }]);
 
         }]);
 
            
 
            
 
var txt = board.create('text', [-2, 5, function () {
 
var txt = board.create('text', [-2, 5, function () {
           return "a = " + (Math.log(p.Y() - p.X())).toFixed(2);
+
           return "a = " + (Math.log(p.Y()) / p.X()).toFixed(2);
 
           }]);
 
           }]);
 
</jsxgraph>
 
</jsxgraph>

Revision as of 10:29, 16 February 2016