Arithmetic sequences
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Question
Arithmetic sequence?
Answer
A sequence with the same difference each time.
š” Hint
Same difference.
Question
Common difference?
Answer
Subtract one term from the next term.
š” Hint
Next minus previous.
Question
nth term formula?
Answer
uā = uā + (n ā 1)d
š” Hint
uā, d, n.
Question
8th term of 2, 6, 10, 14, ...?
Answer
30
š” Hint
d = 4.
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Topic 1.2 hub
Sequences and sigma notation
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