Continuity and Discontinuity

AP Calculus AB· difficulty 2/5

For ff to be continuous at x=ax = a, which must hold?

  • A

    limxaf(x)\lim_{x\to a} f(x) exists

  • B

    f(a)f(a) is defined

  • C

    All three of the above

    check_circle
  • D

    limxaf(x)=f(a)\lim_{x\to a} f(x) = f(a)

Explanation

All three conditions of the definition of continuity at a point.

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