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  1. B

    Need help with a parametric equation question thanks

    There would still be a cos(theta) in the equation wouldn't there?
  2. B

    Need help with a parametric equation question thanks

    This question has me pretty stumped. It's question 14 d) from the Sydney Girls High School 2020 Maths Extension 1 Paper: Find the cartesian equation of the curve with the parametric equations: x=4cos(theta)-sin(theta) y=5cos(theta)+sin(theta) Sorry for the terrible formatting and...
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