log a b*log b c=log b b*log a c成立吗

log a b*log b c=log b b*log a c成立吗 a^[log(a)b×log(b)c×log(c)N] 利用换底公式证明：log(a)b.log(b)c.log(c)a=1 log(a)(b)=log(c)(b) /log(c)(a) 怎么证 log(ab)=log(a)+ log(b)吗 1≤a≤b≤c,证明log(a)(b)+log(b)(c)+log(c)(a)≤log(b)(a)+log(c)(b)+ 对数函数题 log a - log b = 3 log (c/2) 求 a = ______________ log(a)(b)+log(a)(c)可以等于什么 2log(b)x=log(a)x+log(c)x 求证明 a^(log(c)(b))=b(log(c)(a)) 已知a、b、c为直角三角形三边,c为斜边.log(a+b)+log(c-b)=2log(b+c)alog(c-b)a 高中数学速答一题log(ad)b=c/d意味着log(a)b=c