$\begin{bmatrix} 1 & 1 & 1 \\ 1 & 2 & -3 \\ 2 & -1 & 3 \end{bmatrix}$ નો એડજોઈન્ટ (adjoint) શોધો.

  • A
    $\begin{bmatrix} 3 & -9 & -5 \\ -4 & 1 & 3 \\ -5 & 4 & 1 \end{bmatrix}$
  • B
    $\begin{bmatrix} 3 & -4 & -5 \\ -9 & 1 & 4 \\ -5 & 3 & 1 \end{bmatrix}$
  • C
    $\begin{bmatrix} -3 & 4 & 5 \\ 9 & -1 & -4 \\ 5 & -3 & -1 \end{bmatrix}$
  • D
    આમાંથી કોઈ પણ નહીં

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Similar Questions

જો $A = \begin{bmatrix} a+ib & c+id \\ -c+id & a-ib \end{bmatrix}$ અને $A^{-1} = \begin{bmatrix} a+ib & -c-id \\ -c+id & a-ib \end{bmatrix}$ હોય,તો $(a^2+b^2+c^2+d^2)$ શોધો.

જો $A = \begin{bmatrix} a & c \\ d & b \end{bmatrix}$ હોય,તો $A^{-1} = $

જો $A = \begin{bmatrix} 0 & 1 & 2 \\ 1 & 2 & 3 \\ 3 & a & 1 \end{bmatrix}$ અને $A^{-1} = \frac{1}{2} \begin{bmatrix} 1 & -1 & 1 \\ -8 & 6 & 2c \\ 5 & -3 & 1 \end{bmatrix}$ હોય,તો $a$ અને $c$ ની કિંમતો અનુક્રમે શું થાય?

જો $A=\begin{bmatrix} 2a & -3b \\ 3 & 2 \end{bmatrix}$ અને $A \cdot \operatorname{adj} A = A A^{T}$ હોય,તો $2a + 3b$ ની કિંમત શોધો.

જો $A=\begin{bmatrix} 3 & 0 & 0 \\ 0 & 5 & 0 \\ 0 & 0 & 4 \end{bmatrix}$ અને $B=A^3$ હોય,તો $B^{-1}=$

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