જો $\frac{x^2}{(x^2 + a^2)(x^2 + b^2)} = k \left( \frac{a^2}{x^2 + a^2} - \frac{b^2}{x^2 + b^2} \right)$ હોય,તો $k =$

  • A
    $a^2 - b^2$
  • B
    $\frac{1}{a + b}$
  • C
    $\frac{1}{a - b}$
  • D
    $\frac{1}{a^2 - b^2}$

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Similar Questions

જો $\frac{x^3+3}{(x-3)^3}=a+\frac{b}{x-3}+\frac{c}{(x-3)^2}+\frac{d}{(x-3)^3}$ હોય, તો $(a+d)-(b+c)=$

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

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 $H(-1)+2H(2)-3H(1)=$

$\frac{4x^2+5}{(x-2)^4} = \frac{A}{(x-2)} + \frac{B}{(x-2)^2} + \frac{C}{(x-2)^3} + \frac{D}{(x-2)^4}$ હોય,તો $\sqrt{\frac{A}{C} + \frac{B}{C} + \frac{D}{C}} = $

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

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