Ellipse Foci and Point Sum (Jee Mains) | ExamDuo
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Ellipse
Medium
Ellipse Foci and Point Sum
Let S and S' be the foci of the ellipse
and P(α, β) be a point on the ellipse in the first quadrant. If (SP)
2
+ (S'P)
2
– SP • S'P = 37,
then α
2
+ β
2
is equal to :
SELECT ONE OPTION
A
15
B
11
C
17
D
13
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and P(α, β) be a point on the ellipse in the first quadrant. If (SP)2 + (S'P)2 – SP • S'P = 37, then α2 + β2 is equal to :