यदि $A + B = \begin{bmatrix} 1 & 0 \\ 1 & 1 \end{bmatrix}$ और $A - 2B = \begin{bmatrix} -1 & 1 \\ 0 & -1 \end{bmatrix}$ है,तो $A=$

  • A
    $\begin{bmatrix} 1 & 1 \\ 2 & 1 \end{bmatrix}$
  • B
    $\begin{bmatrix} 2/3 & 1/3 \\ 1/3 & 2/3 \end{bmatrix}$
  • C
    $\begin{bmatrix} 1/3 & 1/3 \\ 2/3 & 1/3 \end{bmatrix}$
  • D
    इनमें से कोई नहीं

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Similar Questions

यदि $A^{\prime}=\begin{bmatrix}-2 & 3 \\ 1 & 2\end{bmatrix}$ और $B=\begin{bmatrix}-1 & 0 \\ 1 & 2\end{bmatrix}$ है,तो $(A+2B)^{\prime}$ ज्ञात कीजिए।

यदि आव्यूह $AB = O$ है,तो

यदि $P = \begin{bmatrix} 1 & 2 & 3 \\ 2 & 3 & 4 \\ 3 & 4 & 5 \end{bmatrix} \begin{bmatrix} -1 & -2 \\ -2 & 0 \\ 0 & -4 \end{bmatrix} \begin{bmatrix} -4 & -5 & -6 \\ 0 & 0 & 1 \end{bmatrix}$ है,तो $P_{22} = $

आव्यूह $\left[\begin{array}{ccc}1 & 0 & 0 \\ 2 & 3 & 0 \\ 4 & 5 & 6\end{array}\right]$ के अभिलक्षणिक मूल (characteristic roots) हैं:

$\cos \theta \begin{bmatrix} \cos \theta & \sin \theta \\ - \sin \theta & \cos \theta \end{bmatrix} + \sin \theta \begin{bmatrix} \sin \theta & - \cos \theta \\ \cos \theta & \sin \theta \end{bmatrix} = $

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