MCQ
समीकरण $\left[\begin{array}{c}x+y+z \\ x+z \\ y+z\end{array}\right]=\left[\begin{array}{l}9 \\ 5 \\ 7\end{array}\right]$ में $x$ का मान है -
  • A
    3
  • B
    4
  • C
    5
  • D
    2

Answer

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