WBJEE 2016 Math Solved Paper

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Question : 12 of 75

Marks: +1, -0

Then equation of auxiliary circle of the ellipse 16x2+25y2+32x–100y=284 is

2+y2+2x−4y−20=0
2+y2+2x−4y=0
(x+1)2+(y−2)2=400
(x+1)2+(y−2)2=225

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