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How do you find the equation of the tangent lines to the polar curve $r = 4 cos (θ)$ $r=4cos(theta)$ at $θ = 0$ $theta=0$ ?

1 Answer

Aug 26, 2014

In order to find the equation of a line, we need a point on the line and the slope of the line. For more details, please watch this video:

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