Let the lengths of intercepts on x-axis and y-axis made by the circle x^2+y^2+ax+2ay+c=0, (a

Question

Let the lengths of intercepts on x-axis and y-axis made by the circle x^2+y^2+ax+2ay+c=0, (a < 0) be 2 2 and 2 5, respectively. Then the shortest distance from origin to a tangent to this circle which is perpendicular to the line x + 2y = 0, is equal to:

Accepted Answer

(B)

JEE Main 2021 Mathematics question

Solution