a和b 都是正数,而且相差1.利用a跟b找出X的值.(log(a)X)(log (b) X ) = log (a) b
a和b 都是正数,而且相差1.利用a跟b找出X的值.(log(a)X)(log (b) X ) = log (a) b
2log(b)x=log(a)x+log(c)x
[log (底数为a) x]=[1\2log (底数为a) b ] - [ log (底数为a)c]求X
log a b*log b c=log b b*log a c成立吗
利用换底公式证明:log(a)b.log(b)c.log(c)a=1
a^[log(a)b×log(b)c×log(c)N]
log(ab)=log(a)+ log(b)吗
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
已知和函数f(x)=log底a((x+b)/(x-b))(a>0a≠1,b>0).
已知log a^2 x=log ab y =log b^2 (x+y) (a,b均为不等于1的正数且ab≠1) 是否可以
log a b=log b a,则:ab=?