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Section 9.7 : Tangents with Polar Coordinates

  1. Find the tangent line to \(r = \sin \left( {4\theta } \right)\cos \left( \theta \right)\) at \(\displaystyle \theta = \frac{\pi }{6}\). Solution
  2. Find the tangent line to \(r = \theta - \cos \left( \theta \right)\) at \(\displaystyle \theta = \frac{{3\pi }}{4}\). Solution