log2^(4^7*2^5)+log2^6-log2^3
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log2^(4^7*2^5)+log2^6-log2^3
log2^(4^7*2^5)+log2^6-log2^3
log2^(4^7*2^5)+log2^6-log2^3
log2^(4^7*2^5)+log2^6-log2^3=log2^(4^7*2^5*6/3)=log2^(2^14*2^5*2)=log2^(2^(14+5+1))
=14+5+1
log2^(4^7*2^5)+log2^6-log2^3
log2(4^7*2^5)
计算:(1)log2 (4^3*8^5);(2)log2 3+log2 6-log2 9
log2 5/4+log2 5
[log2 1]+[log2 2]+[log2 3]+[log2 4]+[log2 5]+...+[log2 1024]=?[x]表示不超过x的最大整数2为底 答案是8204
log2(3)×log2(4)=log2(7)?log2(3)×log2(4)=log2(7)吗?log2(1/49)+log2(1/16)+log2(1/27)等于多少呢?帮个忙!
求值:log2 (5/56)^(1/2)+log2 (14)-(1/2)log2 (35)=log2中2为底数=1/2[-2log2 (7)-3]+log2 (2)+log2 (7) 中的1/2[-2log2 (7)-3]是怎么得到的?
4^1/2(log2^9-log2^5)的值 ,
lg(1/4)-lg2(5) 2log5(10)+log5(0.25) 2log2(25)-3log2(64) log2(log2(16) )
根号下{[log2 (5)]^2-4log2(5)+4}+log2(1/5)
计算 根号下[(log2 5)^2-4log2 5+4]+log2 1/5
以2为底的对数值是多少?像log2(3),log2(5),log2(7).这种
log2 SQR(7/48)+log2 12 -1/2log2 42
log2 SQR(7/48)+log2 12 -1/2log2 48
计算:2^log2^32=_______.计算:log2(4^7·2^5)=_______.
log2 5/4+log2 5=多少,
log2 50-2log2 5 等于多少?
化简:(log2(x/4))*(log2(x/2))