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Question

A point inside the circle x2+y2+3x3y+2=0 is

A
(-1, 3)
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B
(-2, 1)
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C
(2, 1)
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D
(-3, 2)
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Solution

The correct option is B (-2, 1)
Point is inside, outside or on the circle as S1 is <, >, = 0. For point (– 2, 1), S1 < 0.

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