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[1/1 Formula]
    Work: Calculate the value of equation (426.57-250)^2*19+(426.57-350)^2*30+(426.57-450)^2*42+(426.57-550)^2*18+(426.57-650)^2*11 .
    Question type: Mathematical calculation
    Solution:
          (426.57-250)^2*19+(426.57-350)^2*30+(426.57-450)^2*42+(426.57-550)^2*18+(426.57-650)^2*11
        =176.57^2*19+(426.57-350)^2*30+(426.57-450)^2*42+(426.57-550)^2*18+(426.57-650)^2*11
        =176.57^2*19+76.57^2*30+(426.57-450)^2*42+(426.57-550)^2*18+(426.57-650)^2*11
        =176.57^2*19+76.57^2*30+(-23.43)^2*42+(426.57-550)^2*18+(426.57-650)^2*11
        =176.57^2*19+76.57^2*30+(-23.43)^2*42+(-123.43)^2*18+(426.57-650)^2*11
        =176.57^2*19+76.57^2*30+(-23.43)^2*42+(-123.43)^2*18+(-223.43)^2*11
        =31176.964899999999034*19+76.57^2*30+(-23.43)^2*42+(-123.43)^2*18+(-223.43)^2*11
        =31176.964899999999034*19+5862.964899999999034*30+(-23.43)^2*42+(-123.43)^2*18+(-223.43)^2*11
        =31176.964899999999034*19+5862.964899999999034*30+548.964899999999943*42+(-123.43)^2*18+(-223.43)^2*11
        =31176.964899999999034*19+5862.964899999999034*30+548.964899999999943*42+15234.964900000000853*18+(-223.43)^2*11
        =31176.964899999999034*19+5862.964899999999034*30+548.964899999999943*42+15234.964900000000853*18+49920.96490000000631*11
        =592362.3331+5862.964899999999034*30+548.964899999999943*42+15234.964900000000853*18+49920.96490000000631*11
        =592362.3331+175888.947+548.964899999999943*42+15234.964900000000853*18+49920.96490000000631*11
        =592362.3331+175888.947+23056.5258+15234.964900000000853*18+49920.96490000000631*11
        =592362.3331+175888.947+23056.5258+274229.3682+49920.96490000000631*11
        =592362.3331+175888.947+23056.5258+274229.3682+549130.6139
        =768251.2801+23056.5258+274229.3682+549130.6139
        =791307.8059+274229.3682+549130.6139
        =1065537.1741+549130.6139
        =1614667.788

    Answer:(426.57-250)^2*19+(426.57-350)^2*30+(426.57-450)^2*42+(426.57-550)^2*18+(426.57-650)^2*11=1614667.788


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