જો $\frac{x+1}{(x-1)^2(x^2+1)}=\frac{A}{x-1}+\frac{B}{(x-1)^2}+\frac{Cx+D}{x^2+1}$ હોય,તો $\sqrt{3A^2+4D^2+5C^2+B^2}=$

  • A
    $\frac{3}{2}$
  • B
    $\frac{1}{2}$
  • C
    $1$
  • D
    $2$

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જો $\frac{\sin^2 x + 1}{2\sin^2 x - 5\sin x + 3} = \frac{A}{2\sin x - 3} + \frac{B}{\sin x - 1} + C$ હોય,તો:

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 $k =$

જો $\frac{5x^2+2}{x^3+x}=\frac{A_1}{x}+\frac{A_2x+A_3}{x^2+1}$ હોય,તો $(A_1, A_2, A_3) = $

$\frac{x^2-1}{(x^2+1)(x^2+2)}$ ના પાવર શ્રેણી વિસ્તરણમાં $x^4$ નો સહગુણક શોધો.

જો $\frac{2x^4-3x^2+4}{(x^2+1)(x^2+2)} = a + \frac{px+q}{x^2+1} + \frac{mx+n}{x^2+2}$ હોય,તો $\frac{n}{q} =$

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