总述：本次共解1题。其中
           ☆算术计算1题

〖1/1算式〗
    作业：求算式 2/3*14.3*1000*3.1415926*0.375*0.375*0.4*sin(180*0.303)*sin(180*0.303)*sin(180*0.303)/3.14159+360*7.854*0.375*sin(180*0.303)/3.14159 的值.
    题型：数学计算
    解:
          2/3*14.3*1000*3.1415926*0.375*0.375*0.4*sin(180*0.303)*sin(180*0.303)*sin(180*0.303)/3.14159+360*7.854*0.375*sin(180*0.303)/3.14159
        =2/3*14.3*1000*3.1415926*0.375*0.375*0.4*sin54.54*sin(180*0.303)*sin(180*0.303)/3.14159+360*7.854*0.375*sin(180*0.303)/3.14159
        =2/3*14.3*1000*3.1415926*0.375*0.375*0.4*sin54.54*sin54.54*sin(180*0.303)/3.14159+360*7.854*0.375*sin(180*0.303)/3.14159
        =2/3*14.3*1000*3.1415926*0.375*0.375*0.4*sin54.54*sin54.54*sin54.54/3.14159+360*7.854*0.375*sin(180*0.303)/3.14159
        =2/3*14.3*1000*3.1415926*0.375*0.375*0.4*sin54.54*sin54.54*sin54.54/3.14159+360*7.854*0.375*sin54.54/3.14159
        =2/3*14.3*1000*3.1415926*0.375*0.375*0.4*-0.905656*sin54.54*sin54.54/3.14159+360*7.854*0.375*sin54.54/3.14159
        =2/3*14.3*1000*3.1415926*0.375*0.375*0.4*-0.905656*-0.905656*sin54.54/3.14159+360*7.854*0.375*sin54.54/3.14159
        =2/3*14.3*1000*3.1415926*0.375*0.375*0.4*-0.905656*-0.905656*-0.905656/3.14159+360*7.854*0.375*sin54.54/3.14159
        =2/3*14.3*1000*3.1415926*0.375*0.375*0.4*-0.905656*-0.905656*-0.905656/3.14159+360*7.854*0.375*-0.905656/3.14159
        =0.666667*14.3*1000*3.1415926*0.375*0.375*0.4*(-0.905656)*(-0.905656)*(-0.905656)/3.14159+360*7.854*0.375*(-0.905656)/3.14159
        =9.533338*1000*3.1415926*0.375*0.375*0.4*(-0.905656)*(-0.905656)*(-0.905656)/3.14159+360*7.854*0.375*(-0.905656)/3.14159
        =9533.338*3.1415926*0.375*0.375*0.4*(-0.905656)*(-0.905656)*(-0.905656)/3.14159+360*7.854*0.375*(-0.905656)/3.14159
        =29949.864114*0.375*0.375*0.4*(-0.905656)*(-0.905656)*(-0.905656)/3.14159+360*7.854*0.375*(-0.905656)/3.14159
        =11231.199043*0.375*0.4*(-0.905656)*(-0.905656)*(-0.905656)/3.14159+360*7.854*0.375*(-0.905656)/3.14159
        =4211.699641*0.4*(-0.905656)*(-0.905656)*(-0.905656)/3.14159+360*7.854*0.375*(-0.905656)/3.14159
        =1684.679856*(-0.905656)*(-0.905656)*(-0.905656)/3.14159+360*7.854*0.375*(-0.905656)/3.14159
        =(-1525.74042)*(-0.905656)*(-0.905656)/3.14159+360*7.854*0.375*(-0.905656)/3.14159
        =1381.795966*(-0.905656)/3.14159+360*7.854*0.375*(-0.905656)/3.14159
        =(-1251.431807)/3.14159+360*7.854*0.375*(-0.905656)/3.14159
        =(-398.343453)+360*7.854*0.375*(-0.905656)/3.14159
        =-398.343453+2827.44*0.375*(-0.905656)/3.14159
        =-398.343453+1060.29*(-0.905656)/3.14159
        =-398.343453+(-960.258)/3.14159
        =-398.343453+(-305.659873)
        =-704.003326
    答案:2/3*14.3*1000*3.1415926*0.375*0.375*0.4*sin(180*0.303)*sin(180*0.303)*sin(180*0.303)/3.14159+360*7.854*0.375*sin(180*0.303)/3.14159=-704.003326
    注：弧度制

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