If y=mx+4 is common tangent to parabolas `y^(2)=4x and x^(2)=2by`. Then value of b is

The common tangent to the parabolas y^(2)=8x and x^(2)=-4y is

If y=mx+4 is a tangent to both the parabolas, y^(2)=4x and x^(2)=2by , then b is equal to :

The common tangent of the parabolas y^(2)=4x" and "x^(2)=-8y, is

The common tangent of the parabolas y^(2)=4x" and "x^(2)=-8y, is

If y = mx +6 is a tangent to both the parabolas y ^(2) = 8x and x ^(2) = 3by, then b is equal to :

The equation of the common tangent to the parabolas y^(2)=4 x and x^(2)=4 y is

If y=mx+6 is a tangent to both the parabolas y^2=8x and x^2=3by , then b is equal to :

If the line ax+by+c=0 is a common tangent of the parabola y^(2)=4x and x^(2)+32y=0 , then (|a|+|b|)/(|c|) is