Exam-style Questions: Sequences

  1. 'Start with a number, double it and then add one'.

    Use this rule to fill in the boxes below.

    Copyright S-cool

    (Marks available: 3)

    Answer

    Answer outline and marking scheme for question: 1

    8, 11, 7

    (Marks available: 3)

  2. Write down the nth term of each of the following sequences.

    a) 2 5 10 17 26 37 ....

    (2 marks)

    b) 4 16 36 64 100 144 ....

    (2 marks)

    (Marks available: 4)

    Answer

    Answer outline and marking scheme for question: 2

    a) n2 + 1

    b) 4n2 or (2n)2

    (Marks Available: 4)