2log3 2-log3 32/9+log3 8-5^2log5 3
log3(2)*log5(3)*log8(5)
log2(3)+log3(5)+log3(2)=?
log2(2)+log5(1)-log1/3(1/27)+[3^log3(5)]^2+3^-log3(2)=?
1.log2 3*log3 4*log4 5*log5 2 2.(log4 3+log8 3)8(log3 2+log9
log2^5*log3^2倍根号2*log5^9=
log 2 3 * log3 4 * log4 5 *log5 2 化简
(log3^4+log5^2)(log2^9+log2^根号3)
log3^2/3与log5^6/5比较大小
2log3底2-log3底32/9+log3底8
(log3 4+log3 8)(log2 3+log2 9)+(log3 根号2)(log9 7)/(log1/3 7)
解不等式(2+log3 x)log3 x>log3 (9x)
利用换底公式求值:1.log2 25 ×log3 4 ×log5 9 2.(log4 3+log8 3)(log3 2+