不对.
比如根号5-根号5=0,是有理数.假如排除相等的可能就是完全正确的?是的。
根号形式的无理数减根号形式的无理数得到得一定是无理数吧?
根号形式的无理数减根号形式的无理数得到得一定是无理数吧?
RT...即根号下A减去根号下B..比如根号5减去根号3?就是想确认下~不对的话请讲讲~
RT...即根号下A减去根号下B..比如根号5减去根号3?就是想确认下~不对的话请讲讲~
数学人气:988 ℃时间:2020-04-01 16:31:19
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