Quadratic EquationHard
Question
If f(x) = 4x2 + 3x − 7 and α is a common root of the equation x2 − 3x + 2 = 0 and x2 + 2x − 3 = 0 then the value of f(α) is -
Options
A.3
B.2
C.1
D.0
More Quadratic Equation Questions
Roots of 3x + 3−x = 10 / 3 are-...Let the inequalities $y( - 1) > - 4,y(1) < 0$ and $y(3) > 5$ are known to hold for $y = {ax}^{2} + bx + c$, the...If in the equation ax2 + bx + c = 0, the sum of roots is equal to sum of squares of their reciprocals, then equals -...If the value of quadratic trinomial $ax^{2} - bx + c$ is an integer for $x = 0,x = 1$ and $x = 2$, then the valueof the ...Let $a,b$ are two different positive integers and the two quadratic equations $(a - 1)x^{2} - \left( a^{2} + 2 \right)x ...