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2014年辽宁高考数学试题较之前两年难度有所增加,结合众多考生的反馈,理科数学试卷填空题第16题的解法隐秘,学生难以找到思路,这里我结合高中教材探究了这道题的解法.题目:对于c>0,非零实数a、b满足4a2-2ab+4b2-c=
2014 Liaoning college entrance examination math test more difficult than the previous two years, combined with the feedback of many candidates, science math papers fill in the blank 16 questions hidden, difficult for students to find ideas, where I combined with high school teaching materials to explore the solution to this problem . Subject: For c> 0, nonzero real numbers a, b satisfy 4a2-2ab + 4b2-c =