If the product of perpendiculars from `(k, k)` to the pair of lines `x^2 + 4xy + 3y^2 = 0` is `4 / sqrt5` then `k` is

If the product of perpendiculars from (k,k) to the pair of lines x^(2)+4xy+3y^(2)=0 is (4)/(sqrt(5)) then k is

If the product of perpendiculars from (k,k) to the pair of lines x^2+4xy+3y^2=0 is 4sqrt5 then k is

The product of the perpendiculars from (1, 1) to the pair of lines x^(2)+4 x y+3 y^(2)=0 is

The product of the perpendiculars from (-1,2) to the pair of lines 2x^(2)5xy+2y^(2)=0

The product of the perpendiculars from (-1, 2) to the pair of lines 2x^(2)-5xy+2y^(2)=0

The product of the perpendiculars drawn from (2,-1) to the pair of lines x^(2)-3xy+2y^(2)=0 is

The product of perpendiculars from origin to the pair of lines 2x^(2)+5xy+3y^(2)+6x+7y+4=0 is

The product of the perpendicular distances from (1, -1) to the pair of lines x^(2)-4xy+y^(2)=0 , is

If the product of the perpendicular distances from (1, k) to the pair of lines x^(2)-4xy+y^(2)=0 is (3)/(2) units, then k=

The product of the perpendiculars drawn from the point (1,2) to the pair of lines x^(2)+4xy+y^(2)=0 is