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Question
The equation of the parabola with focus at (a, 0) where a>0 and directrix x=-a is
The equation of the parabola with focus at (a, 0) where a>0 and directrix x=-a is
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Solution
The correct option is A
When a is positive, the parabola is opening to the right and since directrix is x=-a, it gives the answer.
When a is positive, the parabola is opening to the right and since directrix is x=-a, it gives the answer.
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