જો $\frac{6 x^4+13 x^3+2 x^2-x+3}{2 x^2+3 x-2}=f(x)+\frac{A}{a x-1}+\frac{B}{x+b}$ હોય, તો $f(1)+a \cdot B+b \cdot A=$

  • A
    $8$
  • B
    $12$
  • C
    $4$
  • D
    $6$

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

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

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

જો $\frac{2 x^2+5 x+6}{(x+2)^3}=\frac{a}{x+2}+\frac{b}{(x+2)^2}+\frac{c}{(x+2)^3}$ હોય,તો $a \cdot b+b \cdot c+c \cdot a=$

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

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