" If "A(x_(1),y_(1))" and "B(x_(2),y_(2))" are points on "y^(2)=4ax," then slope of "AB" is "

If A (x_(1) , y_(1)) " and B" (x_(2), y_(2)) are point on y^(2) = 4ax , then slope of AB is

If A (t_(1)) " and " B(t_(2)) are points on y^(2) = 4ax , then slope of AB is

If (x_(1),y_(1)) and (x_(2),y_(2)) are ends of a focal chord of y^(2)=4ax, then values of x_(1)x_(2) and y_(1)y_(2)are(A)a^(2),a^(2)(B)2a^(2),a^(2)(C)a^(2),-4a^(2) (D) a,a

Let A(x_(1), y_(1))" and "B(x_(2), y_(2)) be two points on the parabola y^(2)=4ax . If the circle with chord AB as a diameter touches the parabola, then |y_(1)-y_(2)|=

If (x_(1) ,y_(1))" and " (x_(2) , y_(2)) are ends of a chord of y^(2) = 4ax , which cuts its axis at a distance delta from the origin , then the product x_(1) x_(2) =

Let A(x_(1),y_(1)) and B(x_(2),y_(2)) be two points on the parabola y^(2) = 4ax . If the circle with chord AB as a dimater touches the parabola, then |y_(1)-y_(2)| is equal to

Let A(x_(1),y_(1)) and B(x_(2),y_(2)) be two points on the parabola y^(2) = 4ax . If the circle with chord AB as a dimater touches the parabola, then |y_(1)-y_(2)| is equal to

If P(x_(1),y_(1)),Q(x_(2),y_(2)) and R(x_(3),y_(3)) are three points on y^(2)=4ax and the normal at PQ and R meet at a point,then the value of (x_(1)-x_(2))/(y_(3))+(x_(2)-x_(3))/(y_(1))+(x_(3)-x_(1))/(y_(2))=

If (x_(1),y_(1)) and (x_(2),y_(2)) are ends of focal chord of y^(2)=4ax then x_(1)x_(2)+y_(1)y_(2) =