यदि $A = \begin{bmatrix} 1 & -2 \\ 3 & 0 \end{bmatrix}$,$B = \begin{bmatrix} -1 & 4 \\ 2 & 3 \end{bmatrix}$,$C = \begin{bmatrix} 0 & -1 \\ 1 & 0 \end{bmatrix}$ है,तो $5A - 3B - 2C = $

  • A
    $\begin{bmatrix} 8 & 20 \\ 7 & 9 \end{bmatrix}$
  • B
    $\begin{bmatrix} 8 & -20 \\ 7 & -9 \end{bmatrix}$
  • C
    $\begin{bmatrix} -8 & 20 \\ -7 & 9 \end{bmatrix}$
  • D
    $\begin{bmatrix} 8 & 7 \\ -20 & -9 \end{bmatrix}$

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यदि $A$ और $B$ कोटि $3 \times 3$ के वर्ग आव्यूह हैं,$A$ एक व्युत्क्रमणीय (non-singular) आव्यूह है,और $AB = O$ है,तो $B$ एक है:

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