Single Correct Type (10 Questions)
1.
The tangent to the hyperbola xy=c2 at the point P intersects the x-axis at T and the y-
axis at T. The normal to the hyperbola at P intersects the x-axis at N and the y-axis at
1 1
N'. The areas of the triangles PNT and PNT are A and A'respectively, then
is
(A) equal to 1
(B) depends on t
(C) depends on c
(D) equal to 2
The parametric equations for the conic section x? - 8x-4y? - 16y-4=0 are
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