If the vectors −−→AB=3^i+4^k and −−→AC=5^i−2^j+4^k are t – InterviewSolution

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1.	If the vectors −−→AB=3^i+4^k and −−→AC=5^i−2^j+4^k are the sides of a triangle ABC, then the length of the median through A is :
Answer» If the vectors $- - \to A B = 3^i + 4^k$ and $- - \to A C = 5^i - 2^j + 4^k$ are the sides of a triangle $A B C$ , then the length of the median through $A$ is :

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