真數(shù)大于0
8-4^x>0
4^x=2^2x
求函數(shù)y=logx(8-4^x)的定義域
求函數(shù)y=logx(8-4^x)的定義域
數(shù)學(xué)人氣:720 ℃時間:2020-03-25 11:45:34
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