If one root of a quadratic equation $ax^2 + bx + c = 0$ is $\frac{-b + \sqrt{D}}{2a}$,then the other root is $\ldots \ldots \ldots \ldots$.

  • A
    $\frac{-b - \sqrt{D}}{2a}$
  • B
    $\frac{b + \sqrt{D}}{2a}$
  • C
    $\frac{-c - \sqrt{D}}{2a}$
  • D
    $\frac{c + \sqrt{D}}{2a}$

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