If the quadratic equations, `3x^2+a x+1=0&2x^2+b x+1=0` have a common root, then the value of the expression `5a b-2a^2-3b y^2i s :` `0` b. `1` c.`-1` d. none of these

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

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

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 quadratic equations 3x^2 + ax + 1 = 0 and 2x^2 + bx + 1 = 0 have a common root then the value of 5ab-2a^2-3b^2 , where a b in R , is equal to

If the equations x^(2) + ax+1=0 and x^(2)-x-a=0 have a real common root b, then the value of b is equal to

If the quadratic equations 3x^(2)+ax+1=0 and 2x^(2)+bx+1=0 have a common root then the value of expression |2a^(2)-5ab+3b^(2)| is where (2a!=3b) (A) 0 (B) 1 (C) -1 (D) None of these

If the quadratic equations, a x^2+2c x+b=0 and a x^2+2b x+c=0(b!=c) have a common root, then a+4b+4c is equal to:

If the quadratic equations, a x^2+2c x+b=0 and a x^2+2b x+c=0(b!=c) have a common root, then a+4b+4c is equal to:

If the equation x^(2)+x-b^(2)=0 and x^(2)-bx-1=0 have a common root then number of values of b is/are