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Quiz

Cambridge Mathematics 9: Sequences

10 questions with solutions on the Cambridge Mathematics 9 topic: nth term, term-to-term rules, square and geometric sequences, patterns.

Type the number or choose the right answer. When you finish, click Check answers and see the solutions.

1. The nth term is 3n + 2. What is the 10th term?

2. The nth term of 5, 9, 13, 17, …?

3. The nth term of 20, 17, 14, …?

4. Which term of the sequence 4n − 2 is 50?

5. The next term: 1, 4, 9, 16, …

6. The nth term is n² + 1. What is the 5th term?

7. The next term: 2, 6, 18, 54, …

8. The term-to-term rule of 3, 7, 11, 15, …?

9. The next term: 1, 1, 2, 3, 5, 8, …

10. Pattern 1 uses 4 matchsticks, pattern 2 uses 7, pattern 3 uses 10. How many does pattern 20 use?