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Partial sums & series

AP.CALC: LIM‑7 (EU), LIM‑7.A (LO), LIM‑7.A.1 (EK), LIM‑7.A.2 (EK)


The n, start text, t, h, end text partial sum of the series S is given by
S, start subscript, n, end subscript, equals, 2, minus, start fraction, 4, n, divided by, n, cubed, plus, 6, end fraction.
S, equals
  • Your answer should be
  • an integer, like 6
  • an exact decimal, like 0, point, 75
  • a simplified proper fraction, like 3, slash, 5
  • a simplified improper fraction, like 7, slash, 4
  • a mixed number, like 1, space, 3, slash, 4