[" parabola "y=ax^(2)+bx+c" corrosess the "x" -axist "(alpha,0)" both the circle is: "(bar(z))/(4)y=0],[" op "sqrt((bc)/(a))],[sqrt((bc)/(a))]

Focus of parabola y=ax^(2)+bx+c is

A parabola y=ax^(2)+bx+c crosses the x- axis at (alpha,0)(beta,0) both to the right of the origin.A circle also passes through these two points.The length of a tangent from the origin to the circle is: sqrt((bc)/(a))( b) ac^(2)(d)sqrt((c)/(a))

A parabola y=a x^2+b x+c crosses the x-axis at (alpha,0)(beta,0) both to the right of the origin. A circle also passes through these two points. The length of a tangent from the origin to the circle is: (a) sqrt((b c)/a) (b) a c^2 (c) b/a (d) sqrt(c/a)

A parabola y=a x^2+b x+c crosses the x-axis at (alpha,0) and (beta,0) both to the right of the origin. A circle also pass through these two points. The length of a tangent from the origin to the circle is sqrt((b c)/a) (b) a c^2 (c) b/a (d) sqrt(c/a)

A parabola y=a x^2+b x+c crosses the x-axis at (alpha,0) and (beta,0) both to the right of the origin. A circle also pass through these two points. The length of a tangent from the origin to the circle is sqrt((b c)/a) (b) a c^2 (c) b/a (d) sqrt(c/a)

A parabola y=a x^2+b x+c crosses the x-axis at (alpha,0)(beta,0) both to the right of the origin. A circle also passes through these two points. The length of a tangent from the origin to the circle is: (a) sqrt((b c)/a) (b) a c^2 (c) b/a (d) sqrt(c/a)

The vertex or the parabola y = ax^(2)+bx+c is

Focus of parabola y = ax^(2) + bx + c is