निम्नलिखित का मान ज्ञात कीजिए: $\left[ {\begin{array}{cc} {{\cos }^2}x & {{\sin }^2}x \\ {{\sin }^2}x & {{\cos }^2}x \end{array}} \right] + \left[ {\begin{array}{cc} {{\sin }^2}x & {{\cos }^2}x \\ {{\cos }^2}x & {{\sin }^2}x \end{array}} \right]$

  • A
    $\left[\begin{array}{cc}1 & 1 \\ 1 & 1\end{array}\right]$
  • B
    $\left[\begin{array}{cc}0 & 0 \\ 0 & 0\end{array}\right]$
  • C
    $\left[\begin{array}{cc}1 & 0 \\ 0 & 1\end{array}\right]$
  • D
    $\left[\begin{array}{cc}0 & 1 \\ 1 & 0\end{array}\right]$

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दिए गए गुणनफल की गणना करें: $\left[\begin{array}{cc}2 & 1 \\ 3 & 2 \\ -1 & 1\end{array}\right] \times \left[\begin{array}{ccc}1 & 0 & 1 \\ -1 & 2 & 1\end{array}\right]$

यदि $A = \begin{bmatrix} 0 & 1 \\ 1 & 0 \end{bmatrix}$ है,तो $(A+I)^3 + (A-I)^3 = \dots$

यदि आव्यूह $A = \begin{bmatrix} 0 & 2y & z \\ x & y & -z \\ x & -y & z \end{bmatrix}$ समीकरण $A^{\prime} A = I$ को संतुष्ट करता है,तो $x, y, z$ के मान ज्ञात कीजिए।

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यदि $A = \begin{bmatrix} 0 & 2 \\ 3 & -4 \end{bmatrix}$ और $kA = \begin{bmatrix} 0 & 3a \\ 2b & 24 \end{bmatrix}$ है,तो $k, a, b$ के मान क्रमशः क्या हैं?

यदि $m[-3, 4] + n[4, -3] = [10, -11]$ है,तो $3m + 7n$ का मान ज्ञात कीजिए।

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