Question

If $A = \left| \begin{matrix} 1 & 1 & 1 \\ a & b & c \\ a^{3} & b^{3} & c^{3} \end{matrix} \right|,B = \left| \begin{matrix} 1 & 1 & 1 \\ a^{2} & b^{2} & c^{2} \\ a^{3} & b^{3} & c^{3} \end{matrix} \right|,C = \left| \begin{matrix} a & b & c \\ a^{2} & b^{2} & c^{2} \\ a^{3} & b^{3} & c^{3} \end{matrix} \right|,$ then which relation is correct.

• A. $A = B$
• B. $A = C$
• C. $B = C$
• D. None of these

Answer 1

Answer: (D)

None of these

Answer 2

It is obvious.