log3 (4√27)/3 +lg25 +lg4

log3 (4√27)/3 +lg25 +lg4 +7^(log7 2)

2个回答

应该是这样 log3 (27)^1/4+lg25+lg4+7＾log7 2
=1/4log3 (27)+lg(100)+2
=3/4log3 (3)+4
=3/4+4
=19/4