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×(0.53×ln(0.53/0.98)+0.45×ln(0.45/0.98)-0.55×ln(0.55/0.99)-0.44×ln(0.44/0.99))+663.318 的值.
题型:数学计算
解:
8.314×1623.15×(0.53×ln(0.53/0.98)+0.45×ln(0.45/0.98)-0.55×ln(0.55/0.99)-0.44×ln(0.44/0.99))+663.318
=8.314×1623.15×(0.53×ln0.540816+0.45×ln(0.45/0.98)-0.55×ln(0.55/0.99)-0.44×ln(0.44/0.99))+663.318
=8.314×1623.15×(0.53×ln0.540816+0.45×ln0.459184-0.55×ln(0.55/0.99)-0.44×ln(0.44/0.99))+663.318
=8.314×1623.15×(0.53×ln0.540816+0.45×ln0.459184-0.55×ln0.555556-0.44×ln(0.44/0.99))+663.318
=8.314×1623.15×(0.53×ln0.540816+0.45×ln0.459184-0.55×ln0.555556-0.44×ln0.444444)+663.318
=8.314×1623.15×0.004077+663.318
=13494.8691×0.004077+663.318
=55.018581+663.318
=718.336581 答案:8.314×1623.15×(0.53×ln(0.53/0.98)+0.45×ln(0.45/0.98)-0.55×ln(0.55/0.99)-0.44×ln(0.44/0.99))+663.318=718.336581你的问题在这里没有得到解决?请到 热门难题 里面看看吧!