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The polar equation of the conic is .
(a)
\The standard form of the polar equation .
Take out common from the denominator.
Compare the above equation with standard form.
\ and
.
The eccentricity of the conic equation is .
(b)
\The eccentricity of the conic .
As eccentricity , the conic equation is hyperbola.
(c)
\The ellipse equation is .
The directrix is parallel to the polar axis .
The value in the numerator is .
Substitute in the
.
The directrix of the conic equation is .
(d)
\The polar equation is .
Construct a table for different values of .
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Graph:
\(1) Graph the polar co-ordinates.
\(2) Plot the points.
\(3) Connect the points to a smooth curve.
\.
(a) The eccentricity of the conic equation is .
(b) The conic section is a hyperbola.
\(c) The directrix of the ellipse is .
(d) Graph of the hyperbola :
.