log2(x+1)

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log2(x+1)log2(x+1)log2(x+1)log2(x+1)因为log2x是增函数则x+1x因为x+1>0则x>-1解集:{x|-13=log2(2³)=log2(8)底数2大于

log2(x+1)
log2(x+1)

log2(x+1)
log2(x+1)<3=log2(2^3)
因为log2x是增函数
则
x+1<2^3
x<7
因为x+1>0
则x>-1
解集:{x|-1

3=log2(2³)=log2(8)
底数2大于1，是增函数
且真数大于0
所以0-1

log2(x+1)<3的解集
0-1

|[log2(x)]^2-3log2(x)+1| log2(x+1)>log2(3-x) log2 (x+1)+log2 x=log6 不等式log2 (x+1) log2(2X-1) log2(x²+1) log2(x-1) log2(x)=-1 log2(x+1) log2(x-1) log2(x-1) log2 (x + 3) + log2(x + 2) = 1log2 (x + 3) + log2(x + 2) = 1 .log2^(x+1/x+6) log2(x-1)-log2(x+1)的定义域与值域 不等式|log2^x-1|不等式|（log2^x）-1| 解方程log2(2-x)=log2(x-1)+1 log2(x-1)>2定义域log2(x-1)>2 定义域 解2log2^(x-5)=log2^(x-1)+1