If the slope of one of the lines given by `4x^(2)+kxy+y^(2)=0` is four times the other, then k=

If the slope of one of the lines given by 36x^(2)+2hxy+72y^(2)=0 is four times the other, then h^(2)=

If the slope of one of the lines given by 36x^(2)+2hxy+72y^(2)=0 is four times the other, then h^(2)=

If the slope of one of the line given by ax^(2)+2hxy+by^(2)=0 is four times the other, then

Find the value of k, if the slope of one of the lines given by 4x^(2) + kxy + y^(2) = 0 is four times the other.

If the slope of one of the lines given by ax^(2)+2hxy+by^(2)=0 is two times the other, then

If the slope of one of the lines given by ax^(2)+2hxy+by^(2)=0 is two times the other, then

If the slopes of one of the line given by 3x^(2)+4xy+ky^(2)=0 is three times the other, then k=

If the slope of one of the lines given by ax^(2)+2hxy+by^(2)=0 is 5 times the other, then

If the slope of one of the lines given by ax^(2)+2hxy+by^(2)=0 is 5 times the other, then

If the slope of one of the lines given by ax^(2) + 2hxy + by^(2) = 0 is four times the other, prove that 16h^(2) = 25ab .