જો $\frac{x^4-6 x^3+9 x^2+5 x-20}{x^2-x-2}=f(x)+\frac{a}{x+p}+\frac{b}{x+q}$ હોય,તો $2(a+b)=$

  • A
    $f(7)$
  • B
    $f(6)$
  • C
    $f(5)$
  • D
    $f(4)$

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જો $\frac{x+1}{x^4(x+2)}=\frac{A}{x}+\frac{B}{x^2}+\frac{C}{x^3}+\frac{D}{x^4}+\frac{E}{x+2}$ હોય, તો $B+D+E$ ની કિંમત શોધો.

$\frac{2x}{x^4 + x^2 + 1}$ નું આંશિક અપૂર્ણાંક વિઘટન કરો.

જો $\frac{9x-7}{(x+3)(x^2+1)} = \frac{A}{x+3} + \frac{Bx+C}{x^2+1}$, જ્યાં $A, B, C \in \mathbb{R}$, તો $A+B+C = $

જો $\frac{3x + 4}{(x + 1)^2(x - 1)} = \frac{A}{(x - 1)} + \frac{B}{(x + 1)} + \frac{C}{(x + 1)^2}$ હોય,તો $A = $

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$|x| < 1$ માટે, $\frac{2}{(1-x)(2-x)}$ ના અનંત શ્રેણી વિસ્તરણમાં $x^{3}$ નો સહગુણક શું છે?

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