y x1 x2 x1*x2 x1*y x2*y x1*x19.95 2 50 100 19.9 497.5 4

24.45 8 110 880 195.6 2689.5 6431.75 11 120 1320 349.25 3810 121

35 10 550 5500 350 19250 10025.02 8 295 2360 200.16 7380.9 6416.86 4 200 800 67.44 3372 1614.38 2 375 750 28.76 5392.5 4

9.6 2 52 104 19.2 499.2 424.35 9 100 900 219.15 2435 81

27.5 8 300 2400 220 8250 6417.08 4 412 1648 68.32 7036.96 16

37 11 400 4400 407 14800 12141.95 12 500 6000 503.4 20975 14411.66 2 360 720 23.32 4197.6 421.65 4 205 820 86.6 4438.25 1617.89 4 400 1600 71.56 7156 16

69 20 600 12000 1380 41400 40010.3 1 585 585 10.3 6025.5 1

34.93 10 540 5400 349.3 18862.2 10046.59 15 250 3750 698.85 11647.5 22544.88 15 290 4350 673.2 13015.2 22554.12 16 510 8160 865.92 27601.2 25656.23 17 590 10030 955.91 33175.7 28922.13 6 100 600 132.78 2213 3621.15 5 400 2000 105.75 8460 25

725.42 206 8294 77177 8001.67 274580.71 2396

x2*x2 Y*Y y* e2500 99.0025 8.41 1.54

12100 597.8025 25.60 -1.15 14400 1008.0625 33.95 -2.20

302500 1225 36.55 -1.55 87025 626.0004 27.90 -2.88 40000 284.2596 15.76 1.10

140625 206.7844 12.45 1.93 2704 92.16 8.44 1.16

10000 592.9225 28.22 -3.87 90000 756.25 27.96 -0.46

169744 291.7264 18.40 -1.32 160000 1369 37.43 -0.43 250000 1759.8025 41.41 0.54 129600 135.9556 12.27 -0.61

42025 468.7225 15.82 5.83 160000 320.0521 18.25 -0.36 360000 4761 64.58 4.42 342225 106.09 12.33 -2.03 291600 1220.1049 36.43 -1.50

62500 2170.6281 46.52 0.07 84100 2014.2144 47.02 -2.14

260100 2928.9744 52.50 1.62 348100 3161.8129 56.24 -0.01

10000 489.7369 20.00 2.13 160000 447.3225 20.99 0.16

3531848 27133.388