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let d be the perpendicular distance from the center of an ellipse x square\a square + y square\b square=1 to the tangent drawn at the point p on the ellipse. If f1 and f2 are two focii of the ellipse, then show that (PF1 +PF2)square = 4a square (1- b square\d square)

let d be the perpendicular distance from the center of an ellipse  


x square\a square  + y square\b square=1 to the tangent drawn at the point  p on the ellipse. If f1 and f2 are two focii of the ellipse, then show that 


(PF1 +PF2)square  =  4a square (1- b square\d square)

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2 Answers

Saurabh Koranglekar
askIITians Faculty 10336 Points
2 years ago
Dear student

Please write the Question in a standard form or attach an image of the question

Regards
Vikas TU
14149 Points
2 years ago
Dear student 
Question is not clear 
Please attach an image, 
We will happy to  help you 
Good Luck
Cheers

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