Find the locus of the mid- point of the chord of the circle `x^2 +y^2= a^2 `which subtends a ...
To ask Unlimited Maths doubts download Doubtnut from - https://goo.gl/9WZjCW Find the locus of the mid- point of the chord of the circle `x^2 +y^2= a^2 `which subtends a `90^@` angle at point `(p, q)` lying inside the circle.