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If question of the ellipse whose focus i...

If question of the ellipse whose focus is (1,-1), then directrix the line x-y-3=0 and eccentricity `1/2` is

A

`7x^(2)+2xy+7y^(2)-10x+10y+7=0`

B

`7x^(2)+2xy+7y^(2)+7=0`

C

`7x^(2)+2xy+7y^(2)+10x-10y-7=0`

D

None of these

Text Solution

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The correct Answer is:
A
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