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ڵλãҳ > 不等式恒成立问题解法

2. 2. xR,ʽ , ȡֵΧ ,ʵ m ȡֵΧ 3.ʽ 3.ʽ Ľ⼯ R, m ķΧ ķΧ...
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ʽĶ_ѧ_н_רʽĶ : ʽ m ? ?x2 ? 2x ? x ?1 x ?[?2,0] ,...
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Դڿ http://www.qikan.com.cn ʽ : Դ:2014 23 ʽ,...
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[ؼ] ;;;졣 ʽһֱѧѧҪ. ǺС ʽݽ㴦һΪԾ֪ʶ,ѧ...
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Դڿ http://www.qikan.com.cn ʽġͳһ֮ : Դ:ʽ2014 12 ;ѧ˼ά,...
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ʽко _ѧ/ʷ__רҵϡʽժҪѧ߿оʽ 05 ߿...
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в˷ֵ, ǽʽһֳ÷, ԭ: ܰѲʽеIJαԪ뿪, ͨԪɵ...
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ʽⷨ(ʦ)Ļ: 1: f ( x) = ax + bx + c( a 0) ,(1) f ( x) > 0x R Ϻ...
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-6- ʽܳǡ 1:a ȡֵΧΪ[-3,1] 2 ȼ ? ? x ? ? x ? 2 x ? a ? 0 x ? ?1, ??...
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һԪβʽԼʽ(ר)_ѧ_н_רһԪβʽһԪβʽ,ͨ,...
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