$\int {\frac{{a{x^{ - 2}} + b{x^{ - 1}} + c}}{{{x^{ - 3}}}}} \,dx = $

  • A
    $2a{x^2} + 3b{x^3} + 4c{x^4} + k$
  • B
    $6a{x^2} + 4b{x^3} + 3c{x^4} + k$
  • C
    $a + b + c{x^2} + k$
  • D
    $\frac{1}{2}a{x^2} + \frac{1}{3}b{x^3} + \frac{1}{4}c{x^4} + k$

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