Sequence and Series Flashcards by Rachel Fitzgerald

Q

-4, 0, 4, 8, 12

A

Tn=4n-8

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Q

1, 6, 15, 28, 45

A

Tn=2n(power 2)+bn+c
a=2
b=-1
c=0

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Q

2, 10, 30, 68, 130, 222

A

a=1
b=0
c=1
d=0

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Q

Arithmetic
4, 7, 10, 13

A

Tn=3n+1

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Q

Arithmetic
Tn=3n-7

A

3n-4-3n+7=3

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Q

Arithmetic
1, 3, 5, 7…999
Find value of n for 999

A

n=500

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Q

x, 3x-1, 4x+4

A

x=6

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Q

Geometric
2,6,18,54

A

Tn=2(3(power n-1))

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