यदि $\frac{x^2+5}{(x^2+1)(x-2)}=\frac{A}{x-2}+\frac{Bx+C}{x^2+1}$ है, तो $A+B+C=$

  • A
    -$1$
  • B
    $\frac{2}{5}$
  • C
    $-3/5$
  • D
    $0$

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