Flashcards
Sequences and Series
Cards in this deck (5)
- 1Give the formula for an arithmetic sequenceUn = a + (n-1)d
- 2Give the formula for and arithmetic seriesSn = n/2(2a+(n-1)d
Sn = n/2(a+l) - 3Give the formula for a geometric sequenceUn = a r*(n-1)
- 4Give the formula for a geometric seriesSn = a(r*n-1)
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R-1 - 5Give the formula for sum to infinityS inf = a/1-r
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- A level Maths A-level Flashcards on Sequences and Series, created by lizabeth rawson on 08/11/2021.
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- lizabeth rawson
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