Lesson 21 of 40 â€¢ 131 upvotes â€¢ 10:41mins

This lesson discusses the two point form of straight Line in 3-D. Also the concept of general points of a line has been explained. In the last the method to prove that the lines are intersecting has been discussed along with the concept of finding the point the intersection.

40 lessons â€¢ 7h 19m

Introduction - Types of Vectors (in Hindi)

12:53mins

Algebra of Vectors (in Hindi)

11:01mins

Components of Vectors (in Hindi)

11:04mins

Section Formula for Vectors (in Hindi)

11:03mins

Dot / Scalar Product of Vectors (in Hindi)

10:48mins

Properties of Scaler Product

11:41mins

Condition of Perpendicularity

13:09mins

Important Examples on Scaler Product

12:04mins

Cross Product of Vectors

10:58mins

Cross Product Part-2

11:23mins

Cross Product of Vectors (Part-3)

10:44mins

Scaler Triple Product of Vectors (Part-1)

10:33mins

Scaler Triple Product (Part-2)

11:01mins

Scaler Triple Product (Part -3)

10:16mins

Scaler Triple Product (Part-4)

10:03mins

3-D Geometry Direction Ratios and Direction Cosines

11:34mins

Angle between two lines and Examples

11:43mins

Cross Multiplication and Foot of Perpendicular

11:17mins

Diagonals of a Cube

9:55mins

Equation of Straight Lines in 3D Geometry

11:51mins

Two Point Form of a Straight Line

10:41mins

Image of a Point and Foot of Perpendicular

11:42mins

Angle Between two Lines

10:15mins

Shortest Distance between two lines and Distance between Parallel Lines

11:22mins

Normal form of a Plane

11:18mins

Examples on Normal Form

10:13mins

Image of Point in a Plane

10:19mins

Equation of Plane in Different Forms

11:22mins

Vector Triple Product (V.T.P)

10:02mins

Distance of a point from a Plane

10:17mins

Distance between Parallel Planes | Intercept Form of Plane

10:37mins

Family of Planes

10:15mins

Angle Between Two Planes

9:30mins

Angle between Line and Plane

10:01mins

Coplanarity of 2 Lines and Equation of Plane

10:36mins

Scaler Product of 4 Vectors

12:03mins

Important Proofs Using Vectors for Class 12 Board Exams (Part-1)

10:02mins

Important Proofs Using Vectors (Part-2)

11:31mins

Important Proofs Using Vectors (Part-3)

10:06mins

Angle Bisectors of 2 Lines in 3-D

11:38mins