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Year 12 Specialist (Unit 3 & 4) Vectors

Vector projections

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Questions
Question 1
162771

Points \(A\) and \(B\) are defined by the position vectors \(a=i-j+2 k\) and \(b=i+2 j-k\). Given that \(c=\overrightarrow{A B}\). Find \(\hat{c}\).

\(\dfrac{1}{\sqrt{2}}(j-k)\)

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