If the gradient one of the lines `x^2+h x y+2y^2=0` is twice that of the other, then `h=_______`

If the gradient of one of the lines x^2+h x y+2y^2=0 is twice that of the other, then h=

If the gradient one of the lines ax^2+2h x y+by^2=0 is twice that of the other, then h^2 =_______

The gradient of one of the lines ax^2+2hxy+by^2=0 is twice that of the other, then

If the gradient of one of the lines given by x^(2)+hxy+2y^(2)=0 is twice that of the other, then h =

If the gradient of one of the lines given by x^(2)+hxy+2y^(2)=0 is twice that of the other, then h =

If the gradient of one of the lines x^(2)+hxy+2y^(2)=0 twice that of the other , then sum of possible values of h ____________.

If the gradient of one of the lines x^(2)+hxy+2y^(2)=0 twice that of the other , then sum of possible values of h ____________.

If the gradient of one of the lines x^(2)+hxy+2y^(2)=0 twice that of the other , then sum of possible values of h ____________.

If the gradient of one of the lines x^(2)+hxy+2y^(2)=0 twice that of the other , then sum of possible values of h ____________.