Provide an appropriate response.
-(a) Graph the curves $r = \frac { 1 } { 1 + \cos \theta }$ and $r = \frac { 1 } { 1 - \cos \theta }$.
(b) Find polar coordinates of the points of intersection of the curves in part (a).
(c) Show that at the points of intersection the tangent lines to the curves are perpendicular to each other.

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The Answer of Provide an appropriate response.
-(a) Graph the curves $r = \frac { 1 } { 1 + \cos \theta }$ and $r = \frac { 1 } { 1 - \cos \theta }$.
(b) Find polar coordinates of the points of intersection of the curves in part (a).
(c) Show that at the points of intersection the tangent lines to the curves are perpendicular to each other.

Provide an Appropriate Response r=11+cos⁡θr = \frac { 1 } { 1 + \cos \theta }r=1+cosθ1​

Provide an Appropriate Response $r = \frac { 1 } { 1 + \cos \theta }$