1.

Write a unit vector in the direction of the sum of the vectors a→=2i^+2j^-5k^ and b→=2i^+j^-7k^. [CBSE 2014]

Answer» Write a unit vector in the direction of the sum of the vectors a=2i^+2j^-5k^ and b=2i^+j^-7k^. [CBSE 2014]


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