यदि $(\sqrt{8} + i)^{50} = 3^{49}(a + ib)$ है,तो $a^2 + b^2$ का मान ज्ञात कीजिए।

  • A
    $3$
  • B
    $8$
  • C
    $9$
  • D
    $\sqrt{8}$

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