If the sum of the slopes of the lines given by `x^(2)+2cxy-y^(2)=0` is four times their product, then c has the value

If the sum of the slopes of the lines given by x^(2)-2cxy-7y^(2)=0 is four times their product, then 'c' has the value

If the sum of the slopes of the lines given by x^(2)-2cxy-7y^(2)=0 is four times their product then c has the value

if the sum of the slopes of the lines given by x^2-2cxy-7y^2=0 is four times their product then c has the value?

If the sum of the slopes of the lines given by x^(2)-2cxy-7y^(2)=0 is four times their product , then find the value of c.

If the sum of the slopes of the lines given by x^(2) – 2cxy – 7y^(2) = 0 is four times their product, then c has the value

The sum of the slopes of the lines given by 3x^(2)+5xy-2y^(2)=0 is

The sum of the slopes of the lines given by 3x^(2)+5xy-2y^(2)=0 is

if the sum of the slopes of the lines given by x^(2)-2cxy-7y^(2)=0 is four xx their product then chas the value?

The sum of the slopes of the lines given by x^(2)-7xy+12y^(2)=0 is