3^(log2 (5))-5^(log2(3))
log2 3/log2 5等于log2 3-log2 5么?
log2(20)-log2(5)+2log3(2)×log4(3)
LOG2^3=A,LOG2^5=b,则log2^9/5值是多少
log2 5/4+log2 5
log的计算 :log2(20)-log4(25)= log3(2)×log2(5)×log5(3)=?log2[log
log2(3)+log3(5)+log3(2)=?
log2 3乘以log2 3等于2log2
(log2 9)/(log2 8) = 2/3(log2 3)
计算log2 6-log2 3,lg5+lg2,log5 3+log5 1/3,log3 5-log3 15
计算log2.5(6.25)+lg1/100+In根号下e+2[1+log2(3)]
高一不等式,要过程(1) log2(x加5)>log2(3-x) (2) 2^x
log2 3×log3 7=log2 7