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3. Find the coordinates of the focus, axis of the parabola, the equation of the directrix and the length of the latus rectum.
Answers (1)
Given, a parabola with equation
This is parabola of the form which opens towards left.
So,
By comparing the given parabola equation with the standard equation, we get,
Hence,
Coordinates of the focus :
Axis of the parabola:
It can be seen that the axis of this parabola is X-Axis.
The equation of the directrix
The length of the latus rectum:
.
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