log2 3=a,则log8 √3=_______
已知log2^3=a.则log8^3= log8^9=
(log8 9/log2 3)=?
log8(9)=a,log2(5)=b,则lg(3)=?
log8(9)*log2(3)
log8 4=?2^(log2 3-2)=?
log8的9次方/log2的3次方=
log8(9)除以log2(3)
求(log2^3+log8^9)
1.求值:log8^9/log2^3=?2.设lg2-a,lg3=b,求lg根号54.
log8(9)=a,log2(5)=b,则lg2)=?
已知log8^9=a,log2^5=b,则lg3=?
(log8 9/log2 3) =(lg9/lg8)/(lg3/lg2) ,这是为什么尼