ધારો કે $H(x)=3x^4+6x^3-2x^2+1$ અને $g(x)$ એ એક ઘાતવાળી બહુપદી છે. જો $\frac{H(x)}{(x-1)(x+1)(x-2)}=f(x)+\frac{g(x)}{(x-1)(x+1)(x-2)}$ હોય,તો $H(-1)+2H(2)-3H(1)=$

  • A
    $f(-1)+2f(2)-3f(1)$
  • B
    $H(-1)+f(2)+g(3)$
  • C
    $g(-1)+2g(2)-3g(1)$
  • D
    $H(1)+2f(2)-g(1)$

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જો $\frac{1}{x(x^2 + 1)} = \frac{A}{x} + \frac{Bx + C}{x^2 + 1}$ હોય,તો $(A, B, C) = $

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