If the length of the chord of the circle, x^2+y^2=r^2 (r 0) along the line, y – 2x = 3 is r, then r^2 is...

Question

If the length of the chord of the circle, x^2+y^2=r^2 (r > 0) along the line, y – 2x = 3 is r, then r^2 is equal to :

Accepted Answer

(B)

JEE Main 2020 Mathematics question