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Question

The position of the point (1,3)n with respect to the ellipse 4x2+9y2−16x−54y+61=0 is

A
Outside the ellipse
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B
On the ellipse
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C
On the major axis
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D
On the minor axis
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Solution

The correct option is A Outside the ellipse

We have,

Equation of given ellipse,

4x2+9y216x54y+61=0

Given point,

Let, (x,y)=(1,3)

Then, position of point in given ellipse is

4(1)2+9(3)216(1)54(3)+61=0

4+8116162+61=0

146178=0

32<0

The position of point outside the ellipse.

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