题目内容
计算:(1)log2+log212-log242-1;
(2)(log32+log92)·(log43+log83).
计算:(1)log2[log3(log5125)]
(2)÷
(3)log3+lg25+lg4+
计算:(1)log2(8b·16a);?
(2)log8+2log