જો $\frac{1}{x(x + 1)(x + 2)...(x + n)} = \frac{A_0}{x} + \frac{A_1}{x + 1} + \frac{A_2}{x + 2} + .... + \frac{A_n}{x + n}$ હોય,તો $A_r = $

  • A
    $\frac{r!(-1)^r}{(n - r)!}$
  • B
    $\frac{(-1)^r}{r!(n - r)!}$
  • C
    $\frac{1}{r!(n - r)!}$
  • D
    આમાંથી કોઈ નહીં

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જો $\frac{ax + b}{(3x + 4)^2} = \frac{1}{3x + 4} - \frac{3}{(3x + 4)^2}$ હોય,તો:

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

અપૂર્ણાંક $\frac{x^2}{(x-a)(x-b)}$ એ

જો $\frac{x^4+24x^2+28}{(x^2+1)^3} = \frac{A}{x^2+1} + \frac{B}{(x^2+1)^2} + \frac{C}{(x^2+1)^3}$ હોય,તો $A+C=$

જો $\frac{x^3}{(2x-1)(x+2)(x-3)}$ નો સમકક્ષ આંશિક અપૂર્ણાંક $A+\frac{B}{2x-1}+\frac{C}{x+2}+\frac{D}{x-3}$ દ્વારા આપવામાં આવે,તો $C$ ની કિંમત શોધો.

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