2log5(25)+3log2(64)-8ln1等于多少
问题描述:
2log5(25)+3log2(64)-8ln1等于多少
答
2log5(25)+3log2(64)-8ln1
=2log5(5)^2+3log2(2)^6-8ln1
=2*2+3*6-0
=4+18
=22