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प्रश्न
Select the correct option from the given alternatives:
The coordinates of a point on the parabola y2 = 8x whose focal distance is 4 are _______
पर्याय
`(1/2, ±2)`
`(1, ±2sqrt(2))`
(2, ± 4)
none of these
उत्तर
The coordinates of a point on the parabola y2 = 8x whose focal distance is 4 are (2, ± 4)
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