1.

vec(AB) = 3hati - hatj + 4hatk and vec(CD) =- 3 hati + 2 hatj + 4 hatk two vectors. The position vectors of the points A and C areA (6 hati + 7 hatj + 4 hatk) and c (2 hati -2 hatj + 11 hatk) respectively. Find the position vector of a point P on the line AB and a point Q on the line CD such thatvec(PQ) si perpendicular to vec(AB) and vec (CD) both.

Answer»


ANSWER :`- 6 HATI -15 HATJ+ 3hatk `


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