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Class 12

MATHS

THREE DIMENSIONAL GEOMETRY

Updated On: 20-5-2021

Answer

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A

B

C

D

Answer

D

Two type of numbers - Vector and scalar.

Evolution of vector concept

Representation of vector direction sense magnitude of vector or length

Equal vectors, null vector, unit vectors, position vector, like and unlike vectors,collinear and parallel vectors

Co-initial vectors, coterminous vector and co-planar vectors,negative of a vector,reciprocal vectors

Free vector and localized vector

In a regular hexagon find which vectors are collinear, equal, coinitial, collinear but not equal.

Parallelogram law of addition of vectors

Properties of addition of vectors

Magnitude of addition of two vectors

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