1.

If a, b, c are the roots of equation \(x^3-3x^2 + 3x + 7=0\), then the value of \(\begin{vmatrix} 2bc-a^2 & c^2 & b^2 \\\ c^2 & 2ac-b^2 & a^2 \\\ b^2 & a^2 & 2ab-c^2 \end{vmatrix}\) is

A. 9
B. 27
C. 81
D. 0
Answer» E.


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