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Author:Kristi

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函數的單調性
Untitled
GGB is Awesome!
Linear Systems + Relationships Between Coefficients and Solutions
Neuberg's Theorem

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An excircle of a triangle is externally tangent to a side of the triangle and tangent to the extensions of the other two sides. Each triangle has three excircles.
problem set 7
Question 17
Tangent-Tangent
Isosceles Triangles between Curves

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Trigonometry
Subtraction
Kite
Hypergeometric Distribution
Statistical Characteristics

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