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ڵλãҳ > 绝对值不等式的解法

(3)ֵʽij÷: 1)ֵʽĽⷨ: ķű仯,д ٷֶ۷(ӦȡεIJ):ⲻʽ ); þֵĶ; ...
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ѧ http://www.shuxuefudao.com һ 1 ʽ x + 1 > 2 x ? 3 ? 2 : :⺬ֵIJʽֵ...
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6.5 ֵIJʽ̲ⷨ:ֵIJʽ Ŀ:Ҫѧպֵֵ͡͡,֤ غֵIJʽ :һ...
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C : 1.ֵĸ; 1/3 2.˽ֵʽĽⷨ; 3.⺬оֵIJʽ. 뷽Ŀ ϰڷϰԽ ֵ̬...
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ֵʽ̰_ѧ_н_ר⡿2.4 ֵIJʽ ѧĿ꡿֪ʶĿ: (1) ⺬ֵʽ x ? a x ? a Ľⷨ; ...
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ֵļ;ռ򵥵ĺֵʽĽⷨ, 2. պֵIJʽĵȼʽ. | x |a ? - ڶ ʽ 2.2.4 ѧĿ꡿ ...
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ֵʽһԪʽⷨ𰸼һ?ѡ 1.ʽ x(1-2x)>0 Ľ( ) A. ? ? ? , ? ? 1? ? 2? B. ? 0 , ? ? 1...
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