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

  • A
    $F(-\alpha)$
  • B
    $F(2\alpha)$
  • C
    $F(\alpha)$
  • D
    $F(3\alpha)$

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Similar Questions

ધારો કે $A$ એ $3 \times 3$ શ્રેણિક છે જેથી $A \begin{bmatrix} 1 & 2 & 3 \\ 0 & 2 & 3 \\ 0 & 1 & 1 \end{bmatrix} = \begin{bmatrix} 0 & 0 & 1 \\ 1 & 0 & 0 \\ 0 & 1 & 0 \end{bmatrix}$. તો $A^{-1}$ શું છે?

જો $A = \begin{bmatrix} x & 3 & 2 \\ 1 & y & 4 \\ 2 & 2 & z \end{bmatrix}$,$xyz = 60$ અને $8x + 4y + 3z = 20$ હોય,તો $A \cdot (\text{adj } A)$ ની કિંમત શોધો.

જો $\operatorname{adj}\begin{bmatrix} 1 & 0 & 2 \\ -1 & 1 & -2 \\ 0 & 2 & 1 \end{bmatrix} = \begin{bmatrix} 5 & a & -2 \\ 1 & 1 & 0 \\ -2 & -2 & b \end{bmatrix}$ હોય, તો $[a \quad b]$ ની કિંમત શોધો.

જો $A = \begin{bmatrix} \sin \alpha & -\cos \alpha \\ \cos \alpha & \sin \alpha \end{bmatrix}$ અને $A + A^{-1} = I$ હોય,તો $\alpha =$

જો $A = \begin{bmatrix} a & 0 & 0 \\ 0 & a & 0 \\ 0 & 0 & a \end{bmatrix}$ હોય,તો $|A| |adj A|$ ની કિંમત શોધો.

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