Question

If $a, b$ and $c$ are in A.P., then the value of $\begin{vmatrix} {x+2}&{x+3} &{x+a}\\\ {x+4}&{x+5}& {x+b} \\\ {x+6}&{x+7} &{x+c}\\\ \end{vmatrix}$ is

• A. $x-(a + b + c)$
• B. $9x^2 + a + b + c$
• C. $0$
• D. $a + b + c$

Answer 1

Answer: (C)

$0$

Answer 2