Math Problem Statement
已知定义域为(a, +∞)的函数f(x)=x+1/(x-a)存在两个零点, 求实数a的取值范围.
Solution
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Math Problem Analysis
Mathematical Concepts
Functions
Quadratic Equations
Inequalities
Formulas
Quadratic equation formula
Theorems
Discriminant theorem
Vieta's formulas
Suitable Grade Level
Grades 10-12
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