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☆算术计算1题
〖1/1算式〗
作业:求算式 ln2500000-0.4995*ln(5000000*0.4995)-(1-0.4995)*ln(5000000-5000000*0.4995) 的值.
题型:数学计算
解:
ln2500000-0.4995*ln(5000000*0.4995)-(1-0.4995)*ln(5000000-5000000*0.4995)
=ln2500000-0.4995*ln2497500-(1-0.4995)*ln(5000000-5000000*0.4995)
=ln2500000-0.4995*ln2497500-0.5005*ln(5000000-5000000*0.4995)
=ln2500000-0.4995*ln2497500-0.5005*ln2502500
=14.731801-0.4995*ln2497500-0.5005*ln2502500
=14.731801-0.4995*14.730801-0.5005*ln2502500
=14.731801-0.4995*14.730801-0.5005*14.732801
=14.731801-7.358035-0.5005*14.732801
=14.731801-7.358035-7.373767
=7.373766-7.373767
=-0.000001 答案:ln2500000-0.4995*ln(5000000*0.4995)-(1-0.4995)*ln(5000000-5000000*0.4995)=-0.000001你的问题在这里没有得到解决?请到 热门难题 里面看看吧!