Y=(1-a)^x>1 且x>0
则1-a>1
即 a
当x>0时,函数y=(1-a)^x的值恒大于1,则实数a的取值范围?
当x>0时,函数y=(1-a)^x的值恒大于1,则实数a的取值范围?
数学人气:713 ℃时间:2020-01-28 18:25:04
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