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〖1/1算式〗
    作业：求算式 (18-19.03)^2+(18.2-19.03)^2+(18.4-19.03)^2+(18.6-19.03)^2+(19-19.03)^2+(19.2-19.03)^2+(19.4-19.03)^2+(19.6-19.03)^2+(19.9-19.03)^2+(20.2-19.03)^2 的值.
    题型：数学计算
    解:
          (18-19.03)^2+(18.2-19.03)^2+(18.4-19.03)^2+(18.6-19.03)^2+(19-19.03)^2+(19.2-19.03)^2+(19.4-19.03)^2+(19.6-19.03)^2+(19.9-19.03)^2+(20.2-19.03)^2
        =-1.03^2+(18.2-19.03)^2+(18.4-19.03)^2+(18.6-19.03)^2+(19-19.03)^2+(19.2-19.03)^2+(19.4-19.03)^2+(19.6-19.03)^2+(19.9-19.03)^2+(20.2-19.03)^2
        =-1.03^2+(-0.83)^2+(18.4-19.03)^2+(18.6-19.03)^2+(19-19.03)^2+(19.2-19.03)^2+(19.4-19.03)^2+(19.6-19.03)^2+(19.9-19.03)^2+(20.2-19.03)^2
        =-1.03^2+(-0.83)^2+(-0.63)^2+(18.6-19.03)^2+(19-19.03)^2+(19.2-19.03)^2+(19.4-19.03)^2+(19.6-19.03)^2+(19.9-19.03)^2+(20.2-19.03)^2
        =-1.03^2+(-0.83)^2+(-0.63)^2+(-0.43)^2+(19-19.03)^2+(19.2-19.03)^2+(19.4-19.03)^2+(19.6-19.03)^2+(19.9-19.03)^2+(20.2-19.03)^2
        =-1.03^2+(-0.83)^2+(-0.63)^2+(-0.43)^2+(-0.03)^2+(19.2-19.03)^2+(19.4-19.03)^2+(19.6-19.03)^2+(19.9-19.03)^2+(20.2-19.03)^2
        =-1.03^2+(-0.83)^2+(-0.63)^2+(-0.43)^2+(-0.03)^2+0.17^2+(19.4-19.03)^2+(19.6-19.03)^2+(19.9-19.03)^2+(20.2-19.03)^2
        =-1.03^2+(-0.83)^2+(-0.63)^2+(-0.43)^2+(-0.03)^2+0.17^2+0.37^2+(19.6-19.03)^2+(19.9-19.03)^2+(20.2-19.03)^2
        =-1.03^2+(-0.83)^2+(-0.63)^2+(-0.43)^2+(-0.03)^2+0.17^2+0.37^2+0.57^2+(19.9-19.03)^2+(20.2-19.03)^2
        =-1.03^2+(-0.83)^2+(-0.63)^2+(-0.43)^2+(-0.03)^2+0.17^2+0.37^2+0.57^2+0.87^2+(20.2-19.03)^2
        =-1.03^2+(-0.83)^2+(-0.63)^2+(-0.43)^2+(-0.03)^2+0.17^2+0.37^2+0.57^2+0.87^2+1.17^2
        =1.0609+-0.83^2+(-0.63)^2+(-0.43)^2+(-0.03)^2+0.17^2+0.37^2+0.57^2+0.87^2+1.17^2
        =1.0609+0.6889+(-0.63)^2+(-0.43)^2+(-0.03)^2+0.17^2+0.37^2+0.57^2+0.87^2+1.17^2
        =1.0609+0.6889+0.3969+(-0.43)^2+(-0.03)^2+0.17^2+0.37^2+0.57^2+0.87^2+1.17^2
        =1.0609+0.6889+0.3969+0.1849+(-0.03)^2+0.17^2+0.37^2+0.57^2+0.87^2+1.17^2
        =1.0609+0.6889+0.3969+0.1849+0.0009+0.17^2+0.37^2+0.57^2+0.87^2+1.17^2
        =1.0609+0.6889+0.3969+0.1849+0.0009+0.0289+0.37^2+0.57^2+0.87^2+1.17^2
        =1.0609+0.6889+0.3969+0.1849+0.0009+0.0289+0.1369+0.57^2+0.87^2+1.17^2
        =1.0609+0.6889+0.3969+0.1849+0.0009+0.0289+0.1369+0.3249+0.87^2+1.17^2
        =1.0609+0.6889+0.3969+0.1849+0.0009+0.0289+0.1369+0.3249+0.7569+1.17^2
        =1.0609+0.6889+0.3969+0.1849+0.0009+0.0289+0.1369+0.3249+0.7569+1.3689
        =1.7498+0.3969+0.1849+0.0009+0.0289+0.1369+0.3249+0.7569+1.3689
        =2.1467+0.1849+0.0009+0.0289+0.1369+0.3249+0.7569+1.3689
        =2.3316+0.0009+0.0289+0.1369+0.3249+0.7569+1.3689
        =2.3325+0.0289+0.1369+0.3249+0.7569+1.3689
        =2.3614+0.1369+0.3249+0.7569+1.3689
        =2.4983+0.3249+0.7569+1.3689
        =2.8232+0.7569+1.3689
        =3.5801+1.3689
        =4.949
    答案:(18-19.03)^2+(18.2-19.03)^2+(18.4-19.03)^2+(18.6-19.03)^2+(19-19.03)^2+(19.2-19.03)^2+(19.4-19.03)^2+(19.6-19.03)^2+(19.9-19.03)^2+(20.2-19.03)^2=4.949

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