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試卷名稱：113年 - 113 國立清華大學學士後醫學系單獨招生考試_學士後醫學系/智慧資訊科技組:資訊科學#119923
年份：113年
科目：學士後西醫◆資訊科學
37. A quadratic equation is described as: x2 +8xy + 7y2 = 225. Which of the following statement is incorrect?
(A) The curve is centered at the origin
(B) This quadratic curve is an ellipse
(C) One of the principal axes is 
(D) The other principal axis is
(E) The shortest distance from this quadratic curve to the origin is 5
