题目内容
解:原式=log32(log23+32+×
log32(log23+log23+log23+log23+log23)=×log32×log23=.
化简求值.
(1)log2+log212-log242-1;
(2)(lg2)2+lg2·lg50+lg25;
(3)(log32+log92)·(log43+log83).