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All 4 Flashcards — Arithmetic sequences
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Question
Arithmetic sequence?
Answer
A sequence with the same difference each time.
💡 Hint
Same difference.
Question
Common difference?
Answer
Subtract one term from the next term.
💡 Hint
Next minus previous.
Question
nth term formula?
Answer
uₙ = u₁ + (n − 1)d
💡 Hint
u₁, d, n.
Question
8th term of 2, 6, 10, 14, ...?
Answer
30
💡 Hint
d = 4.
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Full study notes for Arithmetic sequences
Topic 1.2 hub
Sequences and sigma notation
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