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AP EAMCET20226 Jul 2022Evening ShiftMathematicsBasics of MathematicsActual

If the equivalent partial fraction of x^3 (2 x-1)(x+2)(x-3) is given by. A+ B 2 x-1 + C x+2 + D x-3 , then the value of C is

Options

  1. A1 2
  2. B- 1 50
  3. C- 8 25
  4. D27 25

Correct answer

C. - 8 25

Step-by-step solution

Here, array l x^3 (2 x-1)(x+2)(x-3) =A+ B 2 x-1 + C x+2 + D x-3 x^3=A(2 x-1)(x+2)(x-3)+B(x+2)(x-3) . +C(2 x-1)(x-3)+D(2 x-1)(x+2) array aligned & On putting x=-2 , & -8=C(-5)(-5) & C= -8 25 & aligned

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