Let the eccentricity of an ellipse , be . If this ellipse passes through the point , then is equal to :
- (A)29
- (B)31✓ Correct
- (C)32
- (D)34
Answer: (B)
Solution
Given eccentricity . For an ellipse with , . Thus , giving .
The ellipse passes through , so substituting:
Simplifying: .
Then , so .
The ellipse passes through , so substituting:
Simplifying: .
Then , so .
JEE Main · 2022 · 27 Jun 2022 · Shift 1 · Single correct option