코사인함수의 그래프

(Advanced concept) The graph of a cubic function is a point-symmetric figure.

사인함수의 그래프

(Advanced Concept) Definite Integrators of Inverse Functions

(심화개념) 이차함수의 그래프와 서로 다른 두 접선으로 둘러싸인 영역의 넓이

(Advanced concept) Area of ​​the region enclosed by the graph of a quadratic function and the x-axis

이차함수의 그래프와 x축으로 둘러싸인 영역의 넓이

코사인법칙

사인법칙

삼각형에서 각의 이등분선 정리

파푸스의 중선정리 (아폴로니오스 정리)

두 직선의 수직 조건

Geometry-3-31 Equation of a sphere with two points as the ends of its diameter

Geometry-3-30 Equation of a Sphere Using Vectors

Geometry-3-29 Distance between a point and a plane in coordinate space

Geometry-3-28 The size of the angle formed by a plane and a straight line

Geometry-3-27 Perpendicular and parallel conditions of two planes

Geometry-3-26 The size of the angle formed by two planes

Geometry-3-25 Intersection of planes and lines & intersection of planes and lines

Geometry-3-24th day equation ax+by+cz+d=0 and the plane

Geometry-3-23 Equations of the Plane

Geometry-3-21 The size of the angle formed by two straight lines

Geometry-322 Equation of a line using normal vectors

Geometry-3-19 Equation of a line given a point and a direction vector in coordinate space

Geometry-30-18 Equation of a line given a point and a direction vector in the coordinate plane

Geometry-3-20 Equation of a line passing through two points

Geometry-3-17 Perpendicularity and Parallelism Conditions of Vectors

Geometry-3-16 The size of the angle formed by two vectors

Geometry-3-15 Properties of the inner product of vectors

Geometry-3-14 Dot product of vectors expressed in components

Geometry-3-13 Dot Product of Vectors

Calculus II-3-2 Indefinite and definite integrals of exponential functions

Geometry-3-12 Operations by components of vectors

Geometry-3-11 Components of Space Vectors

Geometry-3-10 Components of Plane Vectors

(Common Mathematics 2 Type Theorem) Various functions

Geometry-3-9 Position Vector

Geometry-3-8 Parallel Vectors

Geometry-3-7 Operational Rules for Multiplying Real Numbers of Vectors

Geometry-3-5 Subtraction of Vectors

Geometry-3-6 Real multiples of vectors

Geometry-3-4 Operational Rules for Vector Addition

Geometry-3-3 Vector Addition

Geometry-3-2 Same Vectors

Geometry-3-1 Vectors

Geometry 2-17 Equation of a Sphere

Geometry-2-16 Internal division point of a line segment in coordinate space

Geometry-2-15 Distance between two points in coordinate space

기하-2-14 공간에서 점의 좌표

Geometry-2-13 Area of ​​an Orthogonal Projection

Geometry-2-12 Orthogonal Projection Length

Geometry-2-11 Angle formed by a straight line and a plane

Geometry 2-10 Orthogonal projection

기하-2-9 이면각

Geometry 2-8 Theorem of the Three Number Lines

Geometry-2-7 Perpendicularity between lines and planes

Geometry-2-5 Properties of parallel lines and planes

Geometry-2-6 Angle formed by two straight lines

Geometry-1-16 Tangents of Hyperbolas

Geometry 1-15 Positional Relationships Between Hyperbolas and Lines