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HELP

function f(x) { y = 2.12 * x*x + 6.33 * x + 12.6; return y }
...
aX = 0; bX = 11; aY = 0; bY = 350
Dx = 1; Dy = 50
...
xx=[5,10]; yy=[100,200,300]
Qx= [ 1,2,3,4,5,6,7,8,9,10 ]
Qy= [ 20.6,30.8,55,71.4,97.3,131.8,156.5,197.3,238.7,291.7 ]
...
AX=BX=AY=BY=""
...
AAX=aX; BBX=bX; AAY=aY; BBY=bY