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           ☆算术计算1题

〖1/1算式〗
    作业：求算式 1154575×(0.449)^4-454602×(0.449)^5-1171328×0.449^3+593355×0.449^2-150082×0.449+15164 的值.
    题型：数学计算
    解:
          1154575×(0.449)^4-454602×(0.449)^5-1171328×0.449^3+593355×0.449^2-150082×0.449+15164
        =1154575×0.449^4-454602×(0.449)^5-1171328×0.449^3+593355×0.449^2-150082×0.449+15164
        =1154575×0.449^4-454602×0.449^5-1171328×0.449^3+593355×0.449^2-150082×0.449+15164
        =1154575×0.040642963201-454602×0.449^5-1171328×0.449^3+593355×0.449^2-150082×0.449+15164
        =1154575×0.040642963201-454602×0.018248690477249-1171328×0.449^3+593355×0.449^2-150082×0.449+15164
        =1154575×0.040642963201-454602×0.018248690477249-1171328×0.090518849+593355×0.449^2-150082×0.449+15164
        =1154575×0.040642963201-454602×0.018248690477249-1171328×0.090518849+593355×0.201601-150082×0.449+15164
        =46925.349238-454602×0.018248690477249-1171328×0.090518849+593355×0.201601-150082×0.449+15164
        =46925.349238-8295.891188-1171328×0.090518849+593355×0.201601-150082×0.449+15164
        =46925.349238-8295.891188-106027.262361+593355×0.201601-150082×0.449+15164
        =46925.349238-8295.891188-106027.262361+119620.961355-150082×0.449+15164
        =46925.349238-8295.891188-106027.262361+119620.961355-67386.818+15164
        =38629.45805-106027.262361+119620.961355-67386.818+15164
        =-67397.804311+119620.961355-67386.818+15164
        =52223.157044-67386.818+15164
        =-15163.660956+15164
        =0.339044
    答案:1154575×(0.449)^4-454602×(0.449)^5-1171328×0.449^3+593355×0.449^2-150082×0.449+15164=0.339044

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