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 0.33*(10*(0.109+2.661*ln2.3))+0.34*(10*(9.436+1.624*ln0.02))+0.32*(10*(5.453+1.694*ln2.78)) 的值.
题型:数学计算
解:
0.33*(10*(0.109+2.661*ln2.3))+0.34*(10*(9.436+1.624*ln0.02))+0.32*(10*(5.453+1.694*ln2.78))
=0.33*(10*2.325371)+0.34*(10*(9.436+1.624*ln0.02))+0.32*(10*(5.453+1.694*ln2.78))
=0.33*23.25371+0.34*(10*(9.436+1.624*ln0.02))+0.32*(10*(5.453+1.694*ln2.78))
=0.33*23.25371+0.34*(10*3.082875)+0.32*(10*(5.453+1.694*ln2.78))
=0.33*23.25371+0.34*30.82875+0.32*(10*(5.453+1.694*ln2.78))
=0.33*23.25371+0.34*30.82875+0.32*(10*7.185032)
=0.33*23.25371+0.34*30.82875+0.32*71.85032
=7.673724+0.34*30.82875+0.32*71.85032
=7.673724+10.481775+0.32*71.85032
=7.673724+10.481775+22.992102
=18.155499+22.992102
=41.147601 答案:0.33*(10*(0.109+2.661*ln2.3))+0.34*(10*(9.436+1.624*ln0.02))+0.32*(10*(5.453+1.694*ln2.78))=41.147601你的问题在这里没有得到解决?请到 热门难题 里面看看吧!