问题
解答题
计算log155•log1545+(log153)2(需写出计算过程,只有结果不得分).
答案
log155•log1545+(log153)2=log155•(log153+1)+(log153)2
=log153(log155+log153)+log155
=log153+log155
=1
计算log155•log1545+(log153)2(需写出计算过程,只有结果不得分).
log155•log1545+(log153)2=log155•(log153+1)+(log153)2
=log153(log155+log153)+log155
=log153+log155
=1