Quadratic EquationHard
Question
If roots of the eqaution ax2 + bx + c = 0 are 
and 
, then (a + b + c)2 equals-
and , then (a + b + c)2 equals-Options
A.2b2 − ac
B.b2 − ac
C.b2 − 4ac
D.4b2 − 2ac
More Quadratic Equation Questions
If α and β be the roots of the equation 2x2 + 2 (a + b) x + a2 + b2 = 0, then the equation whose roots are (&#...If x + 1 is a factor of the expression x4 + (p − 3)x3 − (3p − 5) x2 + (2p − 9) x + 6 then the va...The roots of the equation (a + b − 2c) x2 − (2a − b - c) x + (a − 2b+ c) = 0 are -...If x be real then the minimum value of 40 − 12 x + x2 is -...The value of m for which one of the roots of x2 − 3x + 2m = 0 is double of one of the roots of x2 − x + m = ...