由㏒2(㏒3(㏒4X))=O,得㏒3(㏒4X)=1,㏒4X=3,X=64.
由㏒3(㏒4(㏒2Y))=O,得㏒4(㏒2Y))=1,㏒2Y=4,Y=16.
则X+Y=80
已知㏒2(㏒3(㏒4X))=㏒3(㏒4(㏒2Y))=O,求X+Y=?
已知㏒2(㏒3(㏒4X))=㏒3(㏒4(㏒2Y))=O,求X+Y=?
X和Y是真数!
X和Y是真数!
数学人气：446 ℃时间：2019-11-10 14:34:33
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