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

  1. A. 3n + 0
  2. B. 5
  3. C. 1
  4. 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: [Foundation and Higher] Recognise and use triangular, square and cube numbers and simple arithmetic progressions..

Show the method first, then give the final answer in the required form. Apply this directly to Recognising sequences.

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understanding MCQ 2: numbers and simple arithmetic… | Sequences |… | ExamCompanion