$\begin{aligned} & \text{यदि } \frac{x^3}{(2x-1)(x-1)^2} = A + \frac{B}{2x-1} + \frac{C}{x-1} \\ & + \frac{D}{(x-1)^2}, \text{ तो } 2A - 3B + 4C + 5D = \end{aligned}$

  • A
    $\frac{21}{2}$
  • B
    $\frac{23}{2}$
  • C
    $\frac{17}{2}$
  • D
    $\frac{19}{2}$

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व्यंजक $\frac{3x}{(x - 2)(x + 1)}$ के विस्तार में $x^4$ का गुणांक क्या है?

$\begin{aligned} & \frac{x^2+x+1}{(x-1)(x-2)(x-3)}=\frac{A}{x-1}+\frac{B}{x-2}+\frac{C}{x-3} \\ & \Rightarrow A+C= \end{aligned}$

यदि $\frac{2x^2-3x+5}{(x-7)^3}=\frac{A}{x-7}+\frac{B}{(x-7)^2}+\frac{C}{(x-7)^3}$ है, तो $2A-3B+C=$

यदि $\frac{1}{x(x+1)(x+2) \ldots(x+n)} = \sum_{r=0}^{n} \frac{A_r}{x+r}$ है,तो $A_r$ का मान ज्ञात कीजिए:

$\frac{2x}{x^4 + x^2 + 1}$ को आंशिक भिन्नों में वियोजित कीजिए।

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