The equation `8x^2 +8xy +2y^2+26x +13y+15=0` represents a pair of straight lines. The distance between them is

The equation 8x^(2)+8xy+2y^(2)+26x+13y+15=0 represents a pair of parallel st lines the distance between them is :

The equation x^2-5xy+py^2+3x-8y+2=0 represents a pair of straight lines. If theta is the angle between them, them , then sin theta =

The equation of second degree x^2 + 2sqrt2 xy + 2y^2 + 4x + 4 sqrt2 y + 1 = 0 represents a pair of straight lines, the distance between them is :

The equation x^(2)-5xy+py^(2)+3x-8y+2=0 represents a pair of straight lines.If theta is the angle between them,then sin theta=

The equation of second degree x^2+2sqrt2xy+2y^2+4x+4sqrt2y+1=0 represents a pair of straight lines.The distance between them is

The equation of second degree x^2+2sqrt2xy+2y^2+4x+4sqrt2y+1=0 represents a pair of straight lines.The distance between them is

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

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