MCQ
मान निकालें $\left|\begin{array}{cc}1 & -1 \\ y & x\end{array}\right|$
  • $x+y$
  • B
    $x-y$
  • C
    $-y-x$
  • D
    $1+x$

Answer

Correct option: A.
$x+y$
A

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