< a < b < c$, and the roots $\alpha, \beta$ of the equation $ax^2+bx+... < a < b < c$, and the roots $\alpha, \beta$ of the equation $ax^2+bx+c=0$ are non real complex roots, then following NCERT curriculum." /> < a < b < c$, and the roots $\alpha, \beta$ of the equation $ax^2+bx+..." /> < a < b < c$, and the roots $\alpha, \beta$ of the equation $ax^2+bx+c=0$ are non real complex roots, then following NCERT curriculum." />