SPS SPS FM 2021 November — Question 2 3 marks

Exam BoardSPS
ModuleSPS FM (SPS FM)
Year2021
SessionNovember
Marks3
TopicPolar coordinates

  1. The equation of a curve in polar coordinates is
$$r = 11 + 9 \sec \theta$$ Show that a cartesian equation of the curve is $$( x - 9 ) \sqrt { x ^ { 2 } + y ^ { 2 } } = 11 x$$ [3 marks]
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