我們規(guī)定正數(shù)的正分數(shù)指數(shù)冪的意義是a=(a>0,m,n∈N,且n>1).正數(shù)的負分數(shù)指數(shù)冪的意義與負整數(shù)指數(shù)冪的意義相仿,我們規(guī)定a-==(a>0,m,n∈N,且n>1).0的正分數(shù)指數(shù)冪等于0,0的負分數(shù)指數(shù)冪沒有意義. (本文共 123 字 ) [閱讀本文] >>
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 我們規(guī)定正數(shù)的正分數(shù)指數(shù)冪的意義是a=(a>0,m,n∈N,且n>1).正數(shù)的負分數(shù)指數(shù)冪的意義與負整數(shù)指數(shù)冪的意義相仿,我們規(guī)定a-==(a>0,m,n∈N,且n>1).0的正分數(shù)指數(shù)冪等于0,0的負分數(shù)指數(shù)冪沒有意義. (本文共 123 字 ) [閱讀本文] >>