(log6(2))^2+log6(2)*log6(3)+log6(18)的值
问题描述:
(log6(2))^2+log6(2)*log6(3)+log6(18)的值
答
=(log6 2)²+log6 2×(1-log6 2)+(2-log6 2)
=(log6 2)²+log6 2-(log6 2)²+2-log6 2
=2