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 8.314×1623.15×(0.58×ln(0.58/0.98)+0.4×ln(0.4/0.98)-0.6×ln(0.6/0.99)-0.39×ln(0.39/0.99))+663.318 的值.
题型:数学计算
解:
8.314×1623.15×(0.58×ln(0.58/0.98)+0.4×ln(0.4/0.98)-0.6×ln(0.6/0.99)-0.39×ln(0.39/0.99))+663.318
=8.314×1623.15×(0.58×ln0.591837+0.4×ln(0.4/0.98)-0.6×ln(0.6/0.99)-0.39×ln(0.39/0.99))+663.318
=8.314×1623.15×(0.58×ln0.591837+0.4×ln0.408163-0.6×ln(0.6/0.99)-0.39×ln(0.39/0.99))+663.318
=8.314×1623.15×(0.58×ln0.591837+0.4×ln0.408163-0.6×ln0.606061-0.39×ln(0.39/0.99))+663.318
=8.314×1623.15×(0.58×ln0.591837+0.4×ln0.408163-0.6×ln0.606061-0.39×ln0.393939)+663.318
=8.314×1623.15×0.001113+663.318
=13494.8691×0.001113+663.318
=15.019789+663.318
=678.337789 答案:8.314×1623.15×(0.58×ln(0.58/0.98)+0.4×ln(0.4/0.98)-0.6×ln(0.6/0.99)-0.39×ln(0.39/0.99))+663.318=678.337789你的问题在这里没有得到解决?请到 热门难题 里面看看吧!