总述:本次共解1题。其中
☆算术计算1题
〖1/1算式〗
作业:求算式 (0-1.07)*(0-1.07)*0.3+(1-1.07)*(1-1.07)*0.33+(2-1.07)*(2-1.07)*0.37 的值.
题型:数学计算
解:
(0-1.07)*(0-1.07)*0.3+(1-1.07)*(1-1.07)*0.33+(2-1.07)*(2-1.07)*0.37
=-1.07*(0-1.07)*0.3+(1-1.07)*(1-1.07)*0.33+(2-1.07)*(2-1.07)*0.37
=-1.07*(-1.07)*0.3+(1-1.07)*(1-1.07)*0.33+(2-1.07)*(2-1.07)*0.37
=-1.07*(-1.07)*0.3+(-0.07)*(1-1.07)*0.33+(2-1.07)*(2-1.07)*0.37
=-1.07*(-1.07)*0.3+(-0.07)*(-0.07)*0.33+(2-1.07)*(2-1.07)*0.37
=-1.07*(-1.07)*0.3+(-0.07)*(-0.07)*0.33+0.93*(2-1.07)*0.37
=-1.07*(-1.07)*0.3+(-0.07)*(-0.07)*0.33+0.93*0.93*0.37
=1.1449*0.3+(-0.07)*(-0.07)*0.33+0.93*0.93*0.37
=0.34347+(-0.07)*(-0.07)*0.33+0.93*0.93*0.37
=0.34347+0.0049*0.33+0.93*0.93*0.37
=0.34347+0.001617+0.93*0.93*0.37
=0.34347+0.001617+0.8649*0.37
=0.34347+0.001617+0.320013
=0.345087+0.320013
=0.6651 答案:(0-1.07)*(0-1.07)*0.3+(1-1.07)*(1-1.07)*0.33+(2-1.07)*(2-1.07)*0.37=0.6651你的问题在这里没有得到解决?请到 热门难题 里面看看吧!