જો $A = \begin{bmatrix} 2 & -2 \\ -2 & 2 \end{bmatrix}$ હોય,તો $A^n = 2^k A$,જ્યાં $k = $

  • A
    $2^{n-1}$
  • B
    $n+1$
  • C
    $n-1$
  • D
    $2(n-1)$

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જો $A = \begin{bmatrix} 0 & -\tan(\frac{\theta}{2}) \\ \tan(\frac{\theta}{2}) & 0 \end{bmatrix}$ અને $(I_{2} + A)(I_{2} - A)^{-1} = \begin{bmatrix} a & -b \\ b & a \end{bmatrix}$ હોય,તો $13(a^{2} + b^{2})$ ની કિંમત ........... થાય.

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જો $2X + \begin{bmatrix} 1 & 2 \\ 3 & 4 \end{bmatrix} = \begin{bmatrix} 3 & 8 \\ 7 & 2 \end{bmatrix}$ હોય,તો શ્રેણિક $X$ શું હશે?

જો $m[-3, 4] + n[4, -3] = [10, -11]$ હોય,તો $3m + 7n$ ની કિંમત શોધો.

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