" The equation "x^(2)-2xy+y^(2)+3x+2=0" represents "

The equation x^(2) + y^(2) - 2xy -1 =0 represents :

The equation x^(2) + y^(2) - 2xy -1 =0 represents :

The equation 3x^(2)+10xy-8y^(2) =0 represents

Find the value of lambda for which the equation 2x^(2)+4xy+y^(2)+x+3y+2=0 represents a pair of straight line

The equation x^(2)+4xy+4y^(2)-3x-6y-4=0 represents a

The equation x^(2)+4xy+4y^(2)-3x-6y-4=0 represents a

If the equation 3x^(2)+xy-y^(2)-3x+6y+k=0 represents a pair of straight lines, then the value of k, is

If the equation 3x^(2)+xy-y^(2)-3x+6y+k=0 represents a pair of straight lines, then the value of k, is

The equation x^(2)-7xy-y^(2)=0 represents

The equation x^(2)-7xy-y^(2)=0 represents