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Q11 of 181 Page 1073

Write the projection of the vector on the vector

projection of a on b is given by:

|| = (2² + 6² + 3²)^1/2

⇒|| = (4 + 36 + 9)^1/2 = (49)^1/2 = 7

a unit vector in the direction of the sum of the vectors is given by:

Ans: the projection of the vector on the vector

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