If the equation
`2x^(2)+7xy+3y^(2)-9x-7y+k=0`
represents a pair of lines, then k is equal to

Similar Questions

Explore conceptually related problems

If the equation 2x^(2) + 7xy+3y^(2) - 9x - 7y+k=0 represents a pair of lines, then kis equal to

If the lines 2 x^(2)+7 x y+3 y^(2)-9 x-7 y+k=0 represents a pair of lines, then k=

If the equation kx^(2) – 2xy - y^(2)– 2x + 2y = 0 represents a pair of lines, then k =

If the equation 2x^(2)+4xy-2y^(2)+4x+8y+k=0 represents a pair of line, then k=

If the equation 2x^(2)-3xy+y^(2)-kx+5y+6=0 represents a pair of line, then k=

If the equation x^(2)+3xy+2y^(2)+x-y+k=0 represents a pair of line, then k=

The equation x^(2)+kxy+y^(2)-5x-7y+6=0 represents a pair of straight lines, then k is

If 2x^(2)+xy-3y^(2)+4x+ky-6=0 represents a pair of lines then k=

If 3x^(2)+xy-y^(2)-3x+6y+K=0 represents a pair of lines , then K=