For the curve `7x^(2)-2y^(2)+12xy-2x+14y-22=0`. Which of the following is true?
(A) An ellipse (B) A hyperbola (C) A circle (D) Pair of straight lines

Consider the circle x^(2) + y^(2) – 2x – 2y – 14=0 , which of following is/are true :

The curve 5x^(2)+12xy-22x-19=0 is

The curve 5x^(2)+12xy-22x-12y-19=0

Let x^(2)+3xy+2y^(2)+2x+3y=0 a hyperbola, then which of the follwing is true ?

a(x^(2)-y^(2))+xy=0 represents a pair of straight lines for

The locus of the point of intersection of the tangent at the endpoints of the focal chord of the ellipse (x^(2))/(a^(2))+(y^(2))/(b^(2))=1(b

For the differential equation (x^2+y^2)dx-2xy dy=0 , which of the following are true. (A) solution is x^2+y^2=cx (B) x^2-y^2=cx (C) x^2-y^2=x+c (D) y(0)=0

For which value of 'p', y^(2)+xy+px^(2)-x-2y=0 represents a pair of straight lines

If the equation 3x^(2)-2y^(2)+lamda xy -x+5y-2=0 represents a pair of straight lines then lamda=

If 12x^(2)-10xy+2y^(2)+11x-5y+c=0 represents a pair of lines then c=