one of the lines of `-3x^2+2x y+y^2=0` iss parallet to `l x+y+1=0` then `l=`

One of the lines of -3x^(2)+2xy+y^(2)=0 is parallel to lx+y+1=0 then l=

One of the lines of 3x^(2)+4xy+y^(2)=0 is perpendicular to lx+y+4=0 then l=

One of the lines 3x^(2)+4xy+y^(2)=0 is perpendicular to lx+y+4=0 then l=

Slope of the line L:2x+3y+5=0 is.

The length of the chord intercepted on the line 2x-y+2=0 by the parabola x^(2)=8y is l then l=

Consider the lines given by : L_1 : x+3y-5=0, L_2 : 3x-ky-1=0, L_3 : 5x+2y-12=0 If a be the value of k for which lines L_1, L_2, L_3 do not form a triangle and c be the value of k for which one of L_1, L_2, L_3 is parallel to at least one of the other lines, then abc=

Consider the lines given by : L_1 : x+3y-5=0, L_2 : 3x-ky-1=0, L_3 : 5x+2y-12=0 If a be the value of k for which lines L_1, L_2, L_3 do not form a triangle and c be the value of k for which one of L_1, L_2, L_3 is parallel to at least one of the other lines, then abc=

If the pairs of lines x^2+2x y+a y^2=0 and a x^2+2x y+y^2=0 have exactly one line in common, then the joint equation of the other two lines is given by (1) 3x^2+8x y-3y^2=0 (2) 3x^2+10 x y+3y^2=0 (3) y^2+2x y-3x^2=0 (4) x^2+2x y-3y^2=0