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 (12.4×12.9)/(ln(1+293.78/60.51)+(12.4-4.2)/4.2×ln(1+0.212|4/60.51)) 的值.
题型:数学计算
解:
(12.4×12.9)/(ln(1+293.78/60.51)+(12.4-4.2)/4.2×ln(1+0.212|4/60.51))
=159.96/(ln(1+293.78/60.51)+(12.4-4.2)/4.2×ln(1+0.2124/60.51))
=159.96/(ln5.855065+(12.4-4.2)/4.2×ln(1+0.2124/60.51))
=159.96/(ln5.855065+8.2/4.2×ln(1+0.2124/60.51))
=159.96/(ln5.855065+8.2/4.2×ln1.00351)
=159.96/1.774148
=90.161587 答案:(12.4×12.9)/(ln(1+293.78/60.51)+(12.4-4.2)/4.2×ln(1+0.212|4/60.51))=90.161587你的问题在这里没有得到解决?请到 热门难题 里面看看吧!