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〖1/1算式〗
    作业：求算式 2/3*1*14.3*3.1415926*400*400*400*(sin0.2288*π)^3/3.1415926+360*7959*332*(sin0.2288*π+sin0.7924*π)/3.1415926 的值.
    题型：数学计算
    解:
          2/3*1*14.3*3.1415926*400*400*400*(sin0.2288*π)^3/3.1415926+360*7959*332*(sin0.2288*π+sin0.7924*π)/3.1415926
        =2/3*1*14.3*3.1415926*400*400*400*0.712541^3/3.1415926+360*7959*332*(sin0.2288*π+sin0.7924*π)/3.1415926
        =2/3*1*14.3*3.1415926*400*400*400*0.712541^3/3.1415926+360*7959*332*2.949481/3.1415926
        =2/3*1*14.3*3.1415926*400*400*400*0.361767523436956/3.1415926+360*7959*332*2.949481/3.1415926
        =0.666667*1*14.3*3.1415926*400*400*400*0.361767523436956/3.1415926+360*7959*332*2.949481/3.1415926
        =0.666667*14.3*3.1415926*400*400*400*0.361767523436956/3.1415926+360*7959*332*2.949481/3.1415926
        =9.533338*3.1415926*400*400*400*0.361767523436956/3.1415926+360*7959*332*2.949481/3.1415926
        =29.949864*400*400*400*0.361767523436956/3.1415926+360*7959*332*2.949481/3.1415926
        =11979.9456*400*400*0.361767523436956/3.1415926+360*7959*332*2.949481/3.1415926
        =4791978.24*400*0.361767523436956/3.1415926+360*7959*332*2.949481/3.1415926
        =1916791296*0.361767523436956/3.1415926+360*7959*332*2.949481/3.1415926
        =693432840.099433/3.1415926+360*7959*332*2.949481/3.1415926
        =220726532.173342+360*7959*332*2.949481/3.1415926
        =220726532.173342+2865240*332*2.949481/3.1415926
        =220726532.173342+951259680*2.949481/3.1415926
        =220726532.173342+2805722352.22608/3.1415926
        =220726532.173342+893089177.83486
        =1113815710.008202
    答案:2/3*1*14.3*3.1415926*400*400*400*(sin0.2288*π)^3/3.1415926+360*7959*332*(sin0.2288*π+sin0.7924*π)/3.1415926=1113815710.008202
    注：弧度制

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