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 0.000009+18.7×0.000009^(5/12)-0.0187×0.000009^(-1/8) 的值.
题型:数学计算
解:
0.000009+18.7×0.000009^(5/12)-0.0187×0.000009^(-1/8)
=0.000009+18.7×0.000009^0.416667-0.0187×0.000009^(-1/8)
=0.000009+18.7×0.000009^0.416667-0.0187×0.000009^(-0.125)
=0.000009+18.7×0.007899495639169-0.0187×0.000009^(-0.125)
=0.000009+18.7×0.007899495639169-0.0187×4.27287006396234
=0.000009+0.147721-0.0187×4.27287006396234
=0.000009+0.147721-0.079903
=0.14773-0.079903
=0.067827 答案:0.000009+18.7×0.000009^(5/12)-0.0187×0.000009^(-1/8)=0.067827你的问题在这里没有得到解决?请到 热门难题 里面看看吧!