Exam-style question
Try this first
Use a checking method for this problem: final-answer check: find the nth term of the arithmetic sequence 23, 26, 29, 32. State the final answer and verify it against the information in the question.
Answer and explanation
Attempt the question first, then reveal the model answer and explanation.
Maths method check
- Topic focus: Sequences.
- Question style: exam_style.
- Reasoning demand: recall.
- Check the operation, notation, units, and final answer form against the question before moving on.
Common mistake
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