$\int_{a}^{b} \operatorname{sgn}(x) \, dx = \dots$ (જ્યાં $a, b \in \mathbb{R}$)

  • A
    $|b| - |a|$
  • B
    $(b-a) \operatorname{sgn}(b-a)$
  • C
    $b \operatorname{sgn}(b) - a \operatorname{sgn}(a)$
  • D
    $(A)$ અને $(C)$ બંને

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