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☆算术计算1题
〖1/1算式〗
作业:求算式 0.0225*0.5714^2+0.04*(1-0.5714)^2-0.06*0.5714*(1-0.5714) 的值.
题型:数学计算
解:
0.0225*0.5714^2+0.04*(1-0.5714)^2-0.06*0.5714*(1-0.5714)
=0.0225*0.5714^2+0.04*0.4286^2-0.06*0.5714*(1-0.5714)
=0.0225*0.5714^2+0.04*0.4286^2-0.06*0.5714*0.4286
=0.0225*0.32649796+0.04*0.4286^2-0.06*0.5714*0.4286
=0.0225*0.32649796+0.04*0.18369796-0.06*0.5714*0.4286
=0.007346+0.04*0.18369796-0.06*0.5714*0.4286
=0.007346+0.007348-0.06*0.5714*0.4286
=0.007346+0.007348-0.034284*0.4286
=0.007346+0.007348-0.014694
=0.014694-0.014694
=0 答案:0.0225*0.5714^2+0.04*(1-0.5714)^2-0.06*0.5714*(1-0.5714)=0你的问题在这里没有得到解决?请到 热门难题 里面看看吧!