Circle And System Of Circles Question 57

Question: A point inside the circle $ x^{2}+y^{2}+3x-3y+2=0 $ is

[MP PET 1988]

Options:

A) (- 1, 3)

B) (- 2, 1)

C) (2, 1)

D) (- 3, 2)

Show Answer

Answer:

Correct Answer: B

Solution:

Point is inside, outside or on the circle as $ S_1 $ is <, >, = 0. For point (- 2, 1), $ S_1<0 $ .