MCQ
यदि $A=\left[\begin{array}{cc}2 & 1 \\ -4 & -2\end{array}\right]$ है, तो $I - A + A ^2- A ^3+\ldots$ है-
  • A
    $\left[\begin{array}{cc}-1 & -1 \\ 4 & 3\end{array}\right]$
  • B
    $\left[\begin{array}{cc}3 & 1 \\ -4 & -1\end{array}\right]$
  • C
    $\left[\begin{array}{ll}0 & 0 \\ 0 & 0\end{array}\right]$
  • $\left[\begin{array}{ll}1 & 0 \\ 0 & 1\end{array}\right]$

Answer

Correct option: D.
$\left[\begin{array}{ll}1 & 0 \\ 0 & 1\end{array}\right]$
(D) सही विकल्प $\left[\begin{array}{ll}1 & 0 \\ 0 & 1\end{array}\right]$ है।

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