3.2: Sequences and Series - Arithmetic Series Flashcards

1
Q

What is an arithmetic series?

A

the sum of the terms of an arithmetic sequence

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2
Q

What is the formula for the first n terms of an arithmetic series?

A

Sn = n/2 (2a + (n-1) x d)

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3
Q

What does a represent?

A

the first term

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4
Q

What does d represent?

A

the common difference

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