(a) For the cardioid r = 1 + sin of Example 7, find the slope of...
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(a) For the cardioid r = 1 + sin θ of Example 7, find the slope of the tangent line when θ = π/3.
(b) Find the points on the cardioid where the tangent line is horizontal or vertical.
Data from Example 7
Sketch the curve r = 1 + sin θ.
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