a^(log(a)(b))=b 求推导,急
求对数函数公式的推导log(a)(M^n)=nlog(a)(M) 和log(a)(N)=log(b)(N) / log(
log(a^N)(b^M)=M/Nlog(a)(b)怎么推导?
已知a大于b大于1,log(a)b+log(b)a=10/3,求log(a)b-log(b)a的值
已知a<b<1,log(a)b+log(b)a=10/3,求log(a)b-log(b)a的值
log a b*log b c=log b b*log a c成立吗
对数函数题 log a - log b = 3 log (c/2) 求 a = ______________
设a>b>1,且loga(b)+log(b)a=10/3,求loga(b)-log(b)a
log a b=log b a,则:ab=?
公式:log(a)(b)*log(b)(a)=?
求证明 a^(log(c)(b))=b(log(c)(a))
log(ab)=log(a)+ log(b)吗
log(8)a+log(4)b^2=5,log(8)b+log(4)a^2=7,求log(2)ab的值