Slopes of tangent lines Find the slope of the

Chapter 8, Problem 13E

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QUESTION:

Find the slope of the line tangent to the following polar curves at the given points. At the points where the curve intersects the origin (when this occurs), find the equation of the tangent line in polar coordinates.

\(r^2=4 \cos 2\theta;\ \ (0,\ \pm\frac{\pi}{4})\)

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QUESTION:

Find the slope of the line tangent to the following polar curves at the given points. At the points where the curve intersects the origin (when this occurs), find the equation of the tangent line in polar coordinates.

\(r^2=4 \cos 2\theta;\ \ (0,\ \pm\frac{\pi}{4})\)

ANSWER:

Solution 13EStep 1:Given thatr2 = 4 cos 2;

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