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Year 12 Maths Extension 1 (2027) Vectors

2D vectors in component form

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Question 1
182965

The magnitude of the vector \(x\mathbf{i}+y\mathbf{j}\) is:

A.
\(\sqrt{x^2+y^2}\)
B.
\(x^2+y^2\)
C.
\(x+y\)
D.
\(\sqrt{x+y}\)
\(\sqrt{x^2+y^2}\)

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