we can picture a vector as a directed line segment, whose length is the magnitude of the vector and with an arrow indicating the direction. The direction of the vector is from its tail to its head.
this video is part-1 of chapter Vector Algebra
part-1 Vector Algebra
Part-2 Scaler product/ Dot product
Part-3 Vector Product/ Cross Product
Part-2 Scaler Triple Product
this video contains:
Definition of vectors and scaler quantity
Formation of vector by 2 points
magnitude of a vector
unit vector
Direction Ratios
Direction Cosines
Angle made by a vector with cordinate axes
Section Formula
sources:
N.C.E.R.T. class 12th mathematics
R.D. Sharma for class 12th
Arihant objective approach to mathematics
U-like sample papers for class 12th cbse
ABD sample paper by ABD publication
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