log2(a)=log3(b)=log5(c)
log2(a)=log3(b)=log5(c)
设a=log3²,b=log5²,c=log2³,比较大小
一道高一数学题7设log2=a,log3=b,则log5^12=?
log5怎么表示(已知log2=a,log3=b)
数学题目 对数函数计算:log2 25×log3 4×log5 9=证明:loga b×logb c ×logc a=1
log4(log5 a)=log3(log5 b)=1,求a/b.
若log2(x)=log3(y)=log5(z)
log2^25*log3^2倍根号2*log5^9=
log2^5*log3^2倍根号2*log5^9=
log2/27及 log 3=a log5=b
log2(2)+log5(1)-log1/3(1/27)+[3^log3(5)]^2+3^-log3(2)=?
我是这样做的log2(3)*log3(5)*log5(49)*log7(64)=log2(3)*log3(5)*2log