log(√2+1)(3+2√2)+log√3(√6+3√3)-log3(2+√3)=
[log(5)√2·log(49)81]/[log(25)(1/3)·log(7)三倍根号四]
指数与对数计算题log√2*√3log√3*√4log√4*√5log√5*√6log√6*√7log√7*√8log√
求log (2-√3)
计算log3 (4√27)/3 +lg25 +lg4 +7^(log 7 2)
(log2(5)+log4(125))(log3(2)/log√3(5))怎么解?
log(2x)+log(3y)-log(2z) 怎么化简? log3(x^2-2x-6)=2 log(3x+6)=1+l
log(2)5×log(5)81×log(3)4+In√e.
log√3(底)2/3-log√3(底)6
已知a=log(2)3+log(2)√3,b=log(2)9-log(2)√3,c=log(3)2,则a,b,c的大小关
log的计算 :log2(20)-log4(25)= log3(2)×log2(5)×log5(3)=?log2[log
log 2 3 * log3 4 * log4 5 *log5 2 化简
(log2 5+log4 125)log3 2/ log根号3 5