दिए गए आव्यूह का व्युत्क्रम (inverse) ज्ञात कीजिए (यदि इसका अस्तित्व है): $\left[\begin{array}{ccc}1 & -1 & 2 \\ 0 & 2 & -3 \\ 3 & -2 & 4\end{array}\right]$

  • A
    $\left[\begin{array}{ccc}-2 & 0 & 1 \\ -9 & 2 & -3 \\ 6 & 1 & -2\end{array}\right]$
  • B
    $\left[\begin{array}{ccc}2 & 0 & 1 \\ 9 & 2 & 3 \\ 6 & 1 & -2\end{array}\right]$
  • C
    $\left[\begin{array}{ccc}-2 & 0 & 1 \\ -9 & 2 & -3 \\ 6 & -1 & -2\end{array}\right]$
  • D
    $\left[\begin{array}{ccc}-2 & 0 & 1 \\ 9 & 2 & -3 \\ 6 & 1 & -2\end{array}\right]$

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यदि $A=\left[\begin{array}{ccc}1 & 2 & 1 \\ -1 & 1 & 3\end{array}\right]$ और $B=\left[\begin{array}{cc}1 & 2 \\ -3 & 1 \\ 0 & 2\end{array}\right]$ है,तो $(AB)^{-1}$ ज्ञात कीजिए।

यदि $A = \begin{bmatrix} 5a & -b \\ 3 & 2 \end{bmatrix}$ और $A \operatorname{adj} A = AA^{T}$ है,तो $5a + b =$

यदि $A = \begin{bmatrix} 1 & 2 & 3 \\ -1 & 1 & 2 \\ 1 & 2 & 4 \end{bmatrix}$ है,तो $(A^2 - 5A)A^{-1} = $

आव्यूह $A = \begin{bmatrix} x & 3 & 2 \\ 1 & y & 4 \\ 2 & 2 & z \end{bmatrix}$ के लिए,यदि $xyz = 60$ और $8x + 4y + 3z = 20$ है,तो $A (adj A)$ का मान ज्ञात कीजिए।

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यदि $A = \begin{bmatrix} 5a & -b \\ 3 & 2 \end{bmatrix}$ और $A \cdot \text{adj}(A) = A \cdot A^T$ है,तो $5a + b$ का मान ज्ञात कीजिए।

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