यदि $A = \begin{bmatrix} a & b \\ b & a \end{bmatrix}$ और $A^2 = \begin{bmatrix} \alpha & \beta \\ \beta & \alpha \end{bmatrix}$ है,तो:

  • A
    $\alpha = a^2 + b^2, \beta = ab$
  • B
    $\alpha = a^2 + b^2, \beta = 2ab$
  • C
    $\alpha = a^2 + b^2, \beta = a^2 - b^2$
  • D
    $\alpha = 2ab, \beta = a^2 + b^2$

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