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m=log3,n=7﹣0.1,p=log425,则m,n,p的大小关系为( )
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m=log3n=7﹣0.1p=log425则mnp的大小关系为
m>p>n
p>n>m
p>m>n
n>p>m
给出以下等式1logaM·logaN=logaM.+N.2logaM-logaN=logaM.-N.
设a>1且m=logaa2+1n=logaa-1p=loga2a则mnp的大小关系为
n>m>p
m>p>n
m>n>p
p>m>n
设loga2=mloga3=n则a2m+n的值为________.
设a>1且m=logaa2+1n=logaa-1p=loga2a则mnp的大小关系为
n>m>p
m>p>n
m>n>p
p>m>n
已知a2=ma3=na>0且a≠1.求2logam+logan的值.
已知mn为正整数a>0且a≠1且logam+loga+loga++loga=logam+logan求
已知log95=m3n=7试用mn的式子表示log359.
规定logaba>0a≠1b>0表示ab之间的一种运算.现有如下的运算法则logaan=n.logN
规定logaba>0a≠1b>0表示ab之间的一种运算.现有如下的运算法则lognan=n.logN
若loga2=mloga3=n则a2m+n=________.
对于a>0a≠1下列说法中正确的是①若M.=N.则logaM=logaN②若logaM=logaN则
①②③④
①③
②④
②
阅读下列材料一般地n个相同的因数a相乘记为an记为an.如2×2×2=23=8此时3叫做以2为底8的
设loga3=mloga5=n.求a2m+n的值.
若loga3=mloga2=nam+2n=.
已知0
1
1
m
n
已知0
1
1
m
n
一棵满二叉树其每一层结点个数都达到最大值对其中的结点从1开始顺序编号即根结点编号为1其左右孩子结点编
log
2
m=log
2
n
[log
2
m]=[=[log
2
n]
[log
2
m]+1=[log
2
n]
[log
2
m]=[log
2
n]+1
若P.=log23·log34Q.=lg2+lg5M.=e0N.=ln1则正确的是
P.=Q.
Q.=M.
M.=N.
N.=P.
已知logm7
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设变量xy满足约束条件则目标函数z=3y﹣x的最小值是
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