Question
The lats rectum of a parabola whose directrix is x + y - 2 = 0 and focus is (3,-4), is
Answer: Option B
:
B
Distance between focus and directrix is
= ∣∣∣3−4−2√2∣∣∣=±3√2
Hence latus rectum = 3√2
( Since latus rectum is two times the distance between focus and directrix ) .
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:
B
Distance between focus and directrix is
= ∣∣∣3−4−2√2∣∣∣=±3√2
Hence latus rectum = 3√2
( Since latus rectum is two times the distance between focus and directrix ) .
Was this answer helpful ?
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