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 0.6164^2*0.07^2+0.1^2*0.3826^2-2*0.6164*0.3826*0.07*0.1*0.5 的值.
题型:数学计算
解:
0.6164^2*0.07^2+0.1^2*0.3826^2-2*0.6164*0.3826*0.07*0.1*0.5
=0.37994896*0.07^2+0.1^2*0.3826^2-2*0.6164*0.3826*0.07*0.1*0.5
=0.37994896*0.0049+0.1^2*0.3826^2-2*0.6164*0.3826*0.07*0.1*0.5
=0.37994896*0.0049+0.01*0.3826^2-2*0.6164*0.3826*0.07*0.1*0.5
=0.37994896*0.0049+0.01*0.14638276-2*0.6164*0.3826*0.07*0.1*0.5
=0.001862+0.01*0.14638276-2*0.6164*0.3826*0.07*0.1*0.5
=0.001862+0.001464-2*0.6164*0.3826*0.07*0.1*0.5
=0.001862+0.001464-1.2328*0.3826*0.07*0.1*0.5
=0.001862+0.001464-0.471669*0.07*0.1*0.5
=0.001862+0.001464-0.033017*0.1*0.5
=0.001862+0.001464-0.003302*0.5
=0.001862+0.001464-0.001651
=0.003326-0.001651
=0.001675 答案:0.6164^2*0.07^2+0.1^2*0.3826^2-2*0.6164*0.3826*0.07*0.1*0.5=0.001675你的问题在这里没有得到解决?请到 热门难题 里面看看吧!