If `x^(2)+3x+3=0` and `ax^(2)+bx+1=0` ,a,b in Q have a common root,then value of (3a +b) is equal to : (A) `(1)/(3)` (B) 1 (C) 2 (D) 4

If x^(2)+ax+b=0 and x^(2)+bx+a=0,(a ne b) have a common root, then a+b is equal to

If x^(3)+ax+1=0 and x^(2)+ax+1=0 have a common roots then the value of |a| can be equal to

If all the three equations x^2+ax+10=0, x^2+bx+8=0 and x^2(2a+3b)x+60=0, where a,binR have a common root, then a value of (a-b) can be (A) -1 (B) 0 (C) 1 (D) 2

If x^(2)+4ax+3=0 and 2x^(2)+3ax-9=0 have a common root,then the value of a,the common root are

If x^(2)+ax+bc=0 and x^(2)+bx+ca=0 have a common root,then a+b+c=1

If the equation x^(2)+2x+3=0 and ax^(2)+bx+c=0 have a common root then a:b:c is

If the equations x^(2)+bx+c=0 and x^(3)+4x^(2)+7x+6=0 have two common roots,then value of (b+c) is equal to

If the equation ax^(2) + bx + c = 0 and 2x^(2) + 3x + 4 = 0 have a common root, then a : b : c