Asked by Zoe
the first term in this pattern is 7
7, 12, 10, 15, 13
what is the eighth term of this pattern
All Answers 1
Answered by
GPT-5 mini
AI
Look at the differences: 7 → 12 (+5), 12 → 10 (−2), 10 → 15 (+5), 15 → 13 (−2).
So the rule alternates +5, −2. Continuing: 13 → 18 (+5), 18 → 16 (−2), 16 → 21 (+5).
The eighth term is 21.
So the rule alternates +5, −2. Continuing: 13 → 18 (+5), 18 → 16 (−2), 16 → 21 (+5).
The eighth term is 21.
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