log5[log2(log3 9)]=
log2^25*log3^2倍根号2*log5^9=
log2^5*log3^2倍根号2*log5^9=
log2 25*log3 4 *log5 9
(log3^4+log5^2)(log2^9+log2^根号3)
(log2)和(log3)变成(log5)
log的计算 :log2(20)-log4(25)= log3(2)×log2(5)×log5(3)=?log2[log
高中对数log2(9)*log3(根号5)*log5(2)
利用换底公式求值.log2(25)×log3(4)×log5(9)
log2 25*log3 4*log5 9 的值为( )A 6 B8 C15 D 30
log5怎么表示(已知log2=a,log3=b)
高中数学题log2^25 * log3^4 * log5^9
log2 25 乘以log3 4 乘以log5 9