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Q. Let $Z$ be a complex number given by, $Z=\begin{vmatrix}2 i & -i & 1 \\ 3 & i & -1 \\ 10 & 1 & i \end{vmatrix}$ the statement which does not hold good, is

Complex Numbers and Quadratic Equations

Solution:

$ Z =0+0 i \quad \Rightarrow $ (D) is incorrect