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

  • A
    $-\frac{1}{4} \begin{bmatrix} -7 & -6 & -1 \\ 9 & 6 & -1 \\ -5 & -2 & 1 \end{bmatrix}$
  • B
    $\frac{1}{4} \begin{bmatrix} -7 & 6 & -1 \\ 9 & -6 & -1 \\ -5 & 2 & 1 \end{bmatrix}$
  • C
    $-\frac{1}{4} \begin{bmatrix} -7 & 6 & 1 \\ 9 & -1 & 1 \\ -5 & 2 & 1 \end{bmatrix}$
  • D
    $-\frac{1}{4} \begin{bmatrix} -7 & 6 & -1 \\ 9 & -6 & -1 \\ -5 & 2 & 1 \end{bmatrix}$

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Similar Questions

यदि $A = \begin{bmatrix} 3 & 1 \\ -1 & 2 \end{bmatrix}$ है,तो दर्शाइए कि $A^{2} - 5A + 7I = 0$ है। अतः $A^{-1}$ ज्ञात कीजिए।

यदि $A = \left[\begin{array}{cc}1+2 i & i \\ -i & 1-2 i\end{array}\right]$ जहाँ $i=\sqrt{-1}$ है,तो $A (\operatorname{adj} A )=\ldots$. ($I$ में)

यदि $A = \begin{bmatrix} 1 & \tan(\theta/2) \\ -\tan(\theta/2) & 1 \end{bmatrix}$ और $AB = I$ है,तो $B = $

यदि $A = \begin{bmatrix} 2 & 3 \\ 1 & 4 \end{bmatrix}$ है,तो $adj$ $A$ ज्ञात कीजिए।

यदि $A = \begin{bmatrix} 1 & 0 & 1 \\ 0 & 2 & 3 \\ 1 & 2 & 1 \end{bmatrix}$ है,तो $A^{-1}$ के सारणिक का मान ज्ञात कीजिए।

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