If `x^2+x-1=0` and `2x^2-x+lambda=0` have a common root then

If the equation 2x^(2)+3x+51=0 and x^(2)+2x+3 lambda=0 have a common root then lambda is equal to: a 0(b)-1(C)0,-1(d)2,-1:

IF x^2 +ax+bc=0 and x^2+bx +ca=0 have a common root , then a + b+ c=

IF x^2 +px + q=0 and x^2 + qx +p=0 have a common root , then their other roots are the roots of

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

If the equations x^(2) + 2x -3=0 and x^(2) + 3x-m=0 have a common root, then the non- zero value of m.

If x^2-hx - 21 =0 , x^2 - 3hx +35 =0 have a common root then h=

If the quadratic equations 3 x^(2)+a x+1=0 and 2 x^(2)+b x+1=0 have a common root, then the value of the expression 5 a b-2 a^(2)-3 b^(2) is

If the equations 2x^(2)-7x+1=0 and ax^(2)+bx+2=0 have a common root, then

If the equations 2x^(2)-7x+1=0 and ax^(2)+bx+2=0 have a common root, then