Is the vector sum of i and j a unit vector ? If no can you multiply th – InterviewSolution

1.	Is the vector sum of i and j a unit vector ? If no can you multiply this sum by a scalar number to get a unit vector?
Answer» No, Their sum has a magnitude of √2, so obviously it is not a unit vector. But if we multiply the sum with 1/√2 it becomes a unit vector.

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