समीकरण $\left| \begin{matrix} x & a & b \\ a & x & a \\ b & b & x \end{matrix} \right| = 0$ का/के हल है/हैं:

  • A
    $x = -(a + b)$
  • B
    $x = a$
  • C
    $x = b$
  • D
    उपरोक्त सभी

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