Two pair of straight lines have the eqautions `y^2+xy-12x^2=0 and ax^2+2hxy+by^2=0` . One line will be common among them if

Two pairs of straight lines have the equations y^(2)+xy-12x^(2)=0andax^(2)+2hxy+by^(2)=0 . One line will be common among them if

Two pairs of straight lines have the equations y^(2)+xy-12x^(2)=0andax^(2)+2hxy+by^(2)=0 . One line will be common among them if

Two pairs of straight lines have the equations y^(2)+xy-12x^(2)=0andax^(2)+2hxy+by^(2)=0 . One line will be common among them if

Two pairs of straight lines have the equations y^(2)+xy-12x^(2)=0andax^(2)+2hxy+by^(2)=0 . One line will be common among them if

Two pairs of straight lines have the equations y^(2)+xy-12x^(2)=0 and ax^(2)+2hxy+by^(2)=0. One line will be common among them if.(a)a +8h-16b=0 ) (b) a-8h+16b=0(c)a-6h+9b=0 (d) a+6h+9b=0

If two pairs of straight lines having equations y^(2)+xy-12x^(2)=0 and ax^(2)+2hxy+by^(2)=0 have one line common, then a =

If the pair of lines 3x^(2)-5xy+py^(2)=0 and 6x^(2)-xy-5y^(2)=0 have one line in common then p is

If the pair of lines x^(2)+2xy+ay^(2)=0 and ax^(2)+2xy+y^(2)=0 have exactly one line in common, then a =

If the pair of lines x^(2)+2xy+ay^(2)=0 and ax^(2)+2xy+y^(2)=0 have exactly one line in common, then a =

If the pair of lines 3x^(2)-5xy+ky^(2)=0 and 6x^(2)-xy-5y^(2)=0 have one line in common, then k=