A) \[1/\sqrt{3}\]
B) \[1/4\]
C) \[1/2\]
D) \[1/\sqrt{2}\]
Correct Answer: D
Solution :
(is an isosceles triangle) and Alternate Solution Here, F and F' are foci of an ellipse, whose coordinates areandrespectively and coordinates of B are (0, b). Slope of and slope ofYou need to login to perform this action.
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