જો $A=\left[\begin{array}{lll}0 & 1 & 2 \\ 1 & 2 & 3 \\ 3 & 1 & 1\end{array}\right]$ હોય,તો $A^{-1}=$

  • A
    $\left(\frac{1}{2}\right)\left[\begin{array}{lll}0 & 1 & 2 \\ 3 & 2 & 1 \\ 4 & 2 & 3\end{array}\right]$
  • B
    $\left[\begin{array}{ccc}\frac{1}{2} & \frac{-1}{2} & \frac{1}{2} \\ -4 & 3 & -1 \\ \frac{5}{2} & \frac{-3}{2} & \frac{1}{2}\end{array}\right]$
  • C
    $\left[\begin{array}{ccc}\frac{1}{2} & -1 & \frac{5}{2} \\ 1 & -6 & 3 \\ 1 & 2 & -1\end{array}\right]$
  • D
    $\left(\frac{1}{2}\right)\left[\begin{array}{ccc}1 & -1 & -1 \\ -8 & 6 & -2 \\ 5 & -3 & 1\end{array}\right]$

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ધારો કે $F(\alpha ) = \begin{bmatrix} \cos \alpha & -\sin \alpha & 0 \\ \sin \alpha & \cos \alpha & 0 \\ 0 & 0 & 1 \end{bmatrix}$,જ્યાં $\alpha \in \mathbb{R}$. તો $[F(\alpha )]^{-1}$ બરાબર શું થાય?

જો $A = \begin{bmatrix} 1 & -1 \\ 2 & 3 \end{bmatrix}$ હોય,તો $\text{adj } A$ ની કિંમત શોધો.

જો શ્રેણિક $A=\begin{bmatrix} 1 & 2 \\ 4 & 3 \end{bmatrix}$ એ રીતે હોય કે $AX=I$,જ્યાં $I$ એ $2 \times 2$ એકમ શ્રેણિક છે,તો $X=$

શ્રેણિક $A = \begin{bmatrix} 2 & -3 \\ 3 & 5 \end{bmatrix}$ નો એડજોઈન્ટ (adjoint) શોધો.

જો $A = \begin{bmatrix} 2 & -1 \\ -1 & 2 \end{bmatrix}$ હોય,અને $A^{2} - 4A + 3I = 0$ હોય,તો $A^{-1} =$

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