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["x (año)","y (millones)","xy","x^2","x^3","x^4","x^2y"]
[1940,22.6,43844,3763600,7301384000,14164684960000,85057360]
[1950,39.700000000000003,77415,3802500,7414875000,14459006250000,150959250]
[1960,50.5,98980,3841600,7529536000,14757890560000,194000800]
[1970,63.2,124504,3880900,7645373000,15061384810000,245272880]
[1980,75.8,150084,3920400,7762392000,15369536160000,297166320]
[1990,90.6,180294,3960100,7880599000,15682392010000,358785060]
[2000,101.5,203000,4000000,8000000000,16000000000000,406000000]
[2010,117,235170,4040100,8120601000,16322408010000,472691700]
[2017,123.1,248292.69999999998,4068289,8205738913,16550975387521,500806375.89999998]
[2019,126,254394,4076361,8230172859,16616719002321,513621486]
[]
[]
["Tarea"]
["Investiga datos de la evolución demográfica de algíun país y realiza una predicción para su población en el año 2050 e investiga en que año se duplicará su población actual"]