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☆算术计算1题
〖1/1算式〗
作业:求算式 0.6769*(0.261)^3-1.8435*(0.261)^2+2.1694*(0.261)+0.0036 的值.
题型:数学计算
解:
0.6769*(0.261)^3-1.8435*(0.261)^2+2.1694*(0.261)+0.0036
=0.6769*0.261^3-1.8435*(0.261)^2+2.1694*(0.261)+0.0036
=0.6769*0.261^3-1.8435*0.261^2+2.1694*(0.261)+0.0036
=0.6769*0.261^3-1.8435*0.261^2+2.1694*0.261+0.0036
=0.6769*0.017779581-1.8435*0.261^2+2.1694*0.261+0.0036
=0.6769*0.017779581-1.8435*0.068121+2.1694*0.261+0.0036
=0.012035-1.8435*0.068121+2.1694*0.261+0.0036
=0.012035-0.125581+2.1694*0.261+0.0036
=0.012035-0.125581+0.566213+0.0036
=-0.113546+0.566213+0.0036
=0.452667+0.0036
=0.456267 答案:0.6769*(0.261)^3-1.8435*(0.261)^2+2.1694*(0.261)+0.0036=0.456267你的问题在这里没有得到解决?请到 热门难题 里面看看吧!