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在初中数学中,二次函数综合题中求斜三角形面积是一个难点,通常成为竞赛和中考压轴题的重点考查内容.笔者对此类问题的解法作如下探究和归纳.
In junior high school maths, it is a difficult point to find the area of diagonal triangle in the quadratic function synthesis question, which usually becomes the key examination content of the competition and the test questions.