怎样计算(log2)^2+(log5)^2+(2*log2)*log5
2log5(25)-3log2(64)=?
(log3^4+log5^2)(log2^9+log2^根号3)
log的计算 :log2(20)-log4(25)= log3(2)×log2(5)×log5(3)=?log2[log
log2^25*log3^2倍根号2*log5^9=
log2^5*log3^2倍根号2*log5^9=
高一数学(log5)^2+log2·log50
(log2^5+log4^0.2)(log5^2+log25^0.25)化简
计算:(lg2)2+3lg5+lg5(1+lg2)+lg8+log2(5)log5(4)
log2/log5等于多少
计算log的题目2log5 10+2log5 0.5+log2 1+3log3 3log后为系数,特隔空格区分,
数学(log5 √2*log7 9)/(log5 1/3 *log7 3√4)+log2( √(3+√5)- log√(
高中数学对数计算求值(log2 125+log4 25+log8 5)*(log125 8+log25 4+log5 2