Patterns and Sequences (Leaving Cert Mathematics): Flashcards
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12 cards from this deck
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Practise the cards
12 cards from this deck
Number sequence
Number sequence
Ordered set of numbers following a specific rule
Term in a sequence
Term in a sequence
Each number in the sequence
First term notation
First term notation
Fourth term notation
Fourth term notation
Arithmetic sequence
Arithmetic sequence
Add or subtract same value each time
Geometric sequence
Geometric sequence
Multiply or divide by same value each time
Method of differences
Method of differences
Examine differences between consecutive terms for pattern
First step in identifying patterns
First step in identifying patterns
Look for simplest pattern (add, subtract, multiply, divide)
If pattern unclear
If pattern unclear
Use method of differences
4, 8, 16, 32... pattern
4, 8, 16, 32... pattern
Doubling (multiply by 2)
4, 7, 10, 13... pattern
4, 7, 10, 13... pattern
Add 3 each time
36, 32, 28, 24... pattern
36, 32, 28, 24... pattern
Subtract 4 from each term