" If two different tangents of "y^(2)=4x" are the normal to "x^(2)=4by" then "

If two different tangents of y^(2) = 4x are the normals to x^(2) = 4 by then :

If two different tangents of y^(2)=4x are the normals to x^(2)=4by, then (a) |b|>(1)/(2sqrt(2)) (b) |b| (1)/(sqrt(2))(d)|b|<(1)/(sqrt(2))

If two different tangents of y^2=4x are the normals to x^2=4b y , then

If two different tangents of y^2=4x are the normals to x^2=4b y , then

If two different tangents to y^2=4x are the normals to x^2=4 by, then

If two different tangents of y^2=4x are the normals to x^2=4b y , then (a) |b|>1/(2sqrt(2)) (b) |b| 1/(sqrt(2)) (d) |b|<1/(sqrt(2))

If two different tangents of y^2=4x are the normals to x^2=4b y , then (a) |b|>1/(2sqrt(2)) (b) |b| 1/(sqrt(2)) (d) |b|<1/(sqrt(2))

If from a point A,two tangents are drawn to parabola y^(2)=4ax are normal to parabola x^(2)=4by, then

If the lines L_(1) and L_(2) are tangents to 4x^(2)-4x-24y+49=0 and are normals for x^(2)-y^(2)=72, then find the slopes of L_(1) and L_(2).