+8,-(-10) +8,-|-2|,-(-10),0 -|-2|,0
分析:先根據(jù)絕對(duì)值和相反數(shù)的定義化簡(jiǎn),再根據(jù)正整數(shù),整數(shù),非正整數(shù)的定義解答.
解答:-|-2|=-2,-(-10)=10,
正整數(shù)集合:{+8,-(-10),…},
整數(shù)集合:{+8,-|-2|,-(-10),0,…},
非正整數(shù)集合:{-|-2|,0,…}.
故答案為:+8,-(-10);+8,-|-2|,-(-10),0;-|-2|,0.
點(diǎn)評(píng):本題考查了有理數(shù)的分類,主要利用了絕對(duì)值的性質(zhì),相反數(shù)的定義,熟練掌握正整數(shù)、整數(shù)、非負(fù)整數(shù)的定義是解題的關(guān)鍵.