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📖 generic · CBSE Class 12th English Medium · MATHEMATICS PART-2 · Page 36poem

® The scalar components of a vector are its direction ratios, and represent its

Chapter 10: VECTOR ALGEBRA · MATHEMATICS PART-2

® The scalar components of a vector are its direction ratios, and represent its projections along the respective axes. ® The magnitude ( r ), direction ratios ( a , b , c ) and direction cosines ( l , m , n ) of any vector are related as: c l m n ® The vector sum of the three sides of a triangle taken in order is .

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