यदि $A = \begin{bmatrix} 2 & 1 \\ 7 & 4 \end{bmatrix}$ है,तो $(A^2 - 5A)^{-1}$ क्या होगा?

  • A
    $-\frac{1}{4} \begin{bmatrix} -3 & 1 \\ 7 & -1 \end{bmatrix}$
  • B
    $\frac{1}{4} \begin{bmatrix} -3 & 1 \\ 7 & -1 \end{bmatrix}$
  • C
    $\frac{1}{4} \begin{bmatrix} 3 & 1 \\ 7 & 1 \end{bmatrix}$
  • D
    $-\frac{1}{4} \begin{bmatrix} 3 & -1 \\ 7 & -1 \end{bmatrix}$

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