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Vectors and matrices — Question 4

QCAA 2023, Paper 2 · 1 mark

Q4 · 2023 · Technology-activeSimple familiar1 mark

QUESTION 4

The position of a particle can be modelled using r=cos⁡(t)i^−2sin⁡(t)j^\mathbf r=\cos(t)\hat{\mathbf i}-2\sin(t)\hat{\mathbf j}, t≥0t\ge0. Which curve best represents the path of the particle?
Four curve options A to D for the path of the particle.
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