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Question Number 31820 by mondodotto@gmail.com last updated on 15/Mar/18
Answered by mrW2 last updated on 15/Mar/18
(i)dxdθ=−4sinθdydθ=3cosθ⇒dydx=dydθ×1dxdθ=−3cosθ4sinθ(ii)(y−3sinθ)=4sinθ3cosθ(x−4cosθ)(iii)(y−3sinπ4)=43(x−4cosπ4)(y−322)=43(x−22)⇒y=4x3−726(iv)(22,322)
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