If two distnct chords of the circle `x^2+y^2 -2x -4y=0` drawn from the point P (a,b) are bisected by y-axis then a) `(b+2)^2>4a` b) `(b-2)^2>4a` c)`(b-2)^2>2a` d) `(b+2)^2>a`

If two chords of circle x^2+y^2-a x-b y=0 , drawn from the point (a, b) is divided by the x-axis in the ratio 2: 1 then : a^2>3b^2 (b) a^2 4b^2 (d) a^2<4b^2

If two chords of circle x^(2)+y^(2)-ax-by=0 drawn from the point (a,b) is divided by the x- axis in the ratio 2:1 then :a^(2)>2b^(2)(b)a^(2) 4b^(2)(d)a^(2)<4b^(2)

If two distinct chords, drawn from the point (p, q) on the circle x^2+y^2=p x+q y (where p q!=q) are bisected by the x-axis, then (a) p^2=q^2 (b) p^2=8q^2 (c) p^2 8q^2

If two distinct chords, drawn from the point (p, q) on the circle x^2+y^2=p x+q y (where p q!=q) are bisected by the x-axis, then p^2=q^2 (b) p^2=8q^2 p^2 8q^2

If two distinct chords, drawn from the point (p, q) on the circle x^2+y^2=p x+q y (where p q!=q) are bisected by the x-axis, then (a) p^2=q^2 (b) p^2=8q^2 p^2 8q^2

If two distinct chords, drawn from the point (p, q) on the circle x^2+y^2=p x+q y (where p q!=q) are bisected by the x-axis, then p^2=q^2 (b) p^2=8q^2 p^2 8q^2

If two distinct chords, drawn from the point (p, q) on the circle x^2+y^2=p x+q y (where p q!=q) are bisected by the x-axis, then p^2=q^2 (b) p^2=8q^2 p^2 8q^2

The center of circle x^2+y^2-6x+4y-12=0 is (a,b) then (2a + 3b) is

If two distinct chords drawn from the point (a, b) on the circle x^2+y^2-ax-by=0 (where ab!=0) are bisected by the x-axis, then the roots of the quadratic equation bx^2 - ax + 2b = 0 are necessarily. (A) imaginary (B) real and equal (C) real and unequal (D) rational

If two distinct chords drawn from the point (a, b) on the circle x^2+y^2-ax-by=0 (where ab!=0) are bisected by the x-axis, then the roots of the quadratic equation bx^2 - ax + 2b = 0 are necessarily. (A) imaginary (B) real and equal (C) real and unequal (D) rational