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Section 8: Alternating Series
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A series in which the terms alternate sign.
Alternating Series: A series in which the terms alternate sign.
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The Alternating Series Test
Series converges if: Alternates Terms decrease in magnitude Terms approach zero
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Ex 1: converge or diverge? A) B)
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Ex 1: converge or diverge? C) D)
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Alternating Series Error Bound:
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Ex 2: Use S5 to give bounds for the value of:
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Ex 3: Using the alternating series bound, what degree Maclaurin polynomial is required to estimate cos(3) with an error of no more than 0.001?
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If converges, then is Absolutely Convergent.
If diverges and converges, then is Conditionally Convergent.
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Ex 4: Absolutely Convergent, Conditionally Convergent or Divergent. A)
Ex 4: Absolutely Convergent, Conditionally Convergent or Divergent? A) B)
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Ex 4: Absolutely Convergent, Conditionally Convergent or Divergent? C)
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Ex 5: Find the Interval of convergence:
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Section 8 WS
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