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| ARITHMETIC
SEQUENCE AND SERIES |
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Associated with any sequence
is a series, which is defined as the sum of all the terms
of the sequence. Therefore, for the sequence { an } = a1,
a2, a3, ...., an its corresponding
series Sn is calculated as Sn = a1 +
a2 + a3 + .... + an.
Most textbooks have the formula written as:
Compare that to:
Snail helps students to understand this formula. |
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