Question

If for some $c < 0$, the quadratic equation, $2cx^{2}-2\left(2c-1\right)x+3c^{2}=0$ has two distinct real roots, $\frac{1}{a}$ and $\frac{1}{b},$ then the value of the determinant. $\begin{vmatrix}1+a&1&1\\\ 1&1+b&1\\\ 1&1&1+c\end{vmatrix}$ is :

• A. $\frac{4}{3}$
• B. $0$
• C. $1$
• D. $2$

Answer 1

Answer: (D)

$2$

Answer 2

Answer (d) $2$