Simple Graph of 3 Functions CANVAS NOT SUPPORTED IN THIS BROWSER! var F1 = function(X) { let y = 0, x = X * 530 ; let c = 314, b = 271, a = 222.7790246029, d = 0.1; y = c*c*c - b*b*b - (a+d*x)*(a+d*x)*(a+d*x); return y * 0.0000001 ; } ; var F2 = function(X) { let y = 0, x = X * 5600 ; let c = 3140, b = 2710, a = 2227.790246029, d = 0.1; y = c*c*c - b*b*b - (a+d*x)*(a+d*x)*(a+d*x); return y * 0.0000000001 ; } ; var F3 = function(X) { let y = 0, x = X * 59000 ; let c = 31400, b = 27100, a = 22277.90246029, d = 0.1; y = c*c*c - b*b*b - (a+d*x)*(a+d*x)*(a+d*x); return y * 0.0000000000001 ; } ;