幂函数则系数m²-m-5=1
(m-3)(m+2)=0
x>0递增则指数m-1>0
所以m=3
函数y=(m^2-m-5)x^m-1是幂函数,当x>0时为增函数,求实数m的值
函数y=(m^2-m-5)x^m-1是幂函数,当x>0时为增函数,求实数m的值
数学人气:805 ℃时间:2020-01-28 11:35:09
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