If $y = (1 + \alpha + \alpha^2 + \ldots) e^{nx}$,where $\alpha$ and $n$ are constants,then the relative error in $y$ is

  • A
    error in $x$
  • B
    percentage error in $x$
  • C
    $n \times (\text{error in } x)$
  • D
    $n \times (\text{relative error in } x)$

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