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☆算术计算1题
〖1/1算式〗
作业:求算式 0.518-0.02315*(0.09/0.0029)+0.000425*(0.09/0.0029)^2-3*10^-6*(0.09/0.0029)^3 的值.
题型:数学计算
解:
0.518-0.02315*(0.09/0.0029)+0.000425*(0.09/0.0029)^2-3*10^-6*(0.09/0.0029)^3
=0.518-0.02315*31.034483+0.000425*(0.09/0.0029)^2-3*10^-6*(0.09/0.0029)^3
=0.518-0.02315*31.034483+0.000425*31.034483^2-3*10^-6*(0.09/0.0029)^3
=0.518-0.02315*31.034483+0.000425*31.034483^2-3*10^-6*31.034483^3
=0.518-0.02315*31.034483+0.000425*963.139135077289097-3*10^(-6)*31.034483^3
=0.518-0.02315*31.034483+0.000425*963.139135077289097-3*0.000001*31.034483^3
=0.518-0.02315*31.034483+0.000425*963.139135077289097-3*0.000001*29890.525114190833847
=0.518-0.718448+0.000425*963.139135077289097-3*0.000001*29890.525114190833847
=0.518-0.718448+0.409334-3*0.000001*29890.525114190833847
=0.518-0.718448+0.409334-0.000003*29890.525114190833847
=0.518-0.718448+0.409334-0.089672
=-0.200448+0.409334-0.089672
=0.208886-0.089672
=0.119214 答案:0.518-0.02315*(0.09/0.0029)+0.000425*(0.09/0.0029)^2-3*10^-6*(0.09/0.0029)^3=0.119214你的问题在这里没有得到解决?请到 热门难题 里面看看吧!