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The point (6, 2) lie ___________ the circle x^2+y^2-2x-4y-36=0.(a) inside circle(b) outside circle(c) on the circle(d) either inside or outsideI got this question in unit test.I'm obligated to ask this question of Conic Sections topic in chapter Conic Sections of Mathematics – Class 11

Answer»

Right answer is (c) on the circle

Explanation: Circle has EQUATION x^2+y^2-2x-4y-16=0.

6^2+2^2-2*6-4*2-36 = 36+4-12-8-36 =-16<0 so, point is INSIDE the circle.



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