-23的倒数是______,绝对值是______,相反数是______.-数学

题目简介

-23的倒数是______,绝对值是______,相反数是______.-数学

题目详情

-
2
3
的倒数是______,绝对值是______,相反数是______.
题型:填空题难度:中档来源:不详

答案

∵(-class="stub"2
3
)×(-class="stub"3
2
)=1,
∴-class="stub"2
3
的倒数是-class="stub"3
2

∵-class="stub"2
3
<0,
∴|-class="stub"2
3
|=class="stub"2
3

∵-(-class="stub"2
3
)=class="stub"2
3

∴-class="stub"2
3
的相反数是class="stub"2
3

故答案为:-class="stub"3
2
class="stub"2
3
class="stub"2
3

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