 Solution

ID: past-exam-of-the-mathematics-course-of-the-year-1-of-the-natural-sciences-course-of-the-university-of-cambridge/2019/paper-1/10/a/solution

The Euclidean norm of the vector is the square root of the sum of its squared components:

∣ s ∣ = (3)^{2} + 1^{2} = 2.

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