Let a point be such that its distance from the point is thrice the distance of from the point . If the locus of the point is a circle of radius , then is equal to ____
Answer: 56
Solution
If satisfies with and , then , which reduces to , that is . Completing the square, so the locus is a circle of radius and , which to the nearest integer is .
JEE Main · 2021 · 24 Feb 2021 · Shift 2 · Integer answer