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> 已知.甲、乙两个同学在的条件下分别计算了和的值.甲说的值比大,乙说的值比大.请你判断他们谁的结论是正确的,并说明理由.-八年级数学
已知.甲、乙两个同学在的条件下分别计算了和的值.甲说的值比大,乙说的值比大.请你判断他们谁的结论是正确的,并说明理由.-八年级数学
题目简介
已知.甲、乙两个同学在的条件下分别计算了和的值.甲说的值比大,乙说的值比大.请你判断他们谁的结论是正确的,并说明理由.-八年级数学
题目详情
已知
.甲、乙两个同学在
的条件下分别计算了
和
的值.甲说
的值比
大,乙说
的值比
大.请你判断他们谁的结论是正确的,并说明理由.
题型:解答题
难度:偏易
来源:不详
答案
解:乙的结论正确.………………………
……………….1分
理由:由
,可得
.………………….3分
因此
….6分
…………………
……………………….9分
,即
的
值比
大……………………………………………….10分
略
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题目简介
已知.甲、乙两个同学在的条件下分别计算了和的值.甲说的值比大,乙说的值比大.请你判断他们谁的结论是正确的,并说明理由.-八年级数学
题目详情
答案
理由:由
因此