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(Solved): please show how to sketch this curve and determine the points where the tangent line is horizontal o ...


please show how to sketch this curve and determine the points where the tangent line is horizontal or vertical. 



\( r=1+\cos \theta \)
\( r=1+\cos \theta \)


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Given r=1+cos??is the given curve. Solution Here, the given curve is r=1+cos??. Also, slope of tangent, drd?=d(1+cos??)d?
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