고등 기하 자습서(전인태)(2026)

I. 이차곡선
포물선

01 포물선의 방정식 ································································· 6

02 포물선의 접선의 방정식 ···················································· 15

타원

01 타원의 방정식 ·································································· 24

02 타원의 접선의 방정식 ······················································· 30

쌍곡선

01 쌍곡선의 방정식 ······························································· 40

02 쌍곡선의 접선의 방정식 ····················································· 49

II. 공간도형과 공간좌표
공간도형

01 직선과 평면의 위치 관계 ··················································· 64

02 삼수선의 정리 ··································································· 72

03 정사영 ············································································· 76

공간좌표

01 두 점 사이의 거리 ····························································· 87

02 선분의 내분 ······································································ 92

03 구의 방정식 ······································································ 95

III. 벡터
벡터의 연산

01 벡터의 뜻 ········································································ 110

02 벡터의 덧셈과 뺄셈 ························································· 112

03 벡터의 실수배 ································································· 116

벡터의 성분과 내적

01 위치벡터와 벡터의 성분 ··················································· 125

02 벡터의 내적 ···································································· 133

도형의 방정식

01 직선의 방정식 ································································· 146

02 평면의 방정식 ································································· 151

03 구의 방정식 ···································································· 158

전인태