Question detail
calculator check: find the nth term of the arithmetic sequence 3, 6, 9, 12.
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Sequences
Question
- A. 3n + 0
- B. 5
- C. 1
- D. 6
Answer
The correct answer is 3n + 0.
Explanation
calculator check uses Recognising sequences: identify the quantities, do the stated operation, and select 3n + 0 because it matches the verified final answer.
Common mistake
Recognising sequences common mistake 1
Writing a final answer without showing the method that justifies it. This can weaken answers for: [Higher only] Include simple geometric progressions, other sequences and sequences involving surds where required..
Show the method first, then give the final answer in the required form. Apply this directly to Recognising sequences.
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