COMEDK Exam 2013 Solved Paper

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Question : 170 of 180

Marks: +1, -0

The equation of the director circle of the hyperbola ‌

x2

16

−‌

y2

4

=1 is given by

x2+y2=16
x2+y2=4
x2+y2=20
x2+y2=12

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