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不等式a2+b2≥2ab(*)在数学中有着广泛的应用,但有时直接用这个不等式解题,往往很难凑效.本文给出(*)的几个推论及应用,以加深同学们对(*)式潜在的应用价值的理解和掌握.
The inequality a2+b2≥2ab(*) has a wide range of applications in mathematics, but sometimes it is difficult to work directly with this inequality problem. This paper gives (*) several inferences and applications to deepen the students (*) understanding and mastering potential application values.