Higher June 2023 Paper 1 Q13
13.
(a)
(i) Find the next term of the following Fibonacci-type sequence. [1]
0 2 2 4 6 ……
(ii) Here are the first 4 terms of a sequence.
Simplify your answer. [2]
\(\sqrt{3}\) 1 \(\dfrac{1}{\sqrt{3}}\) \(\dfrac{1}{3}\) …… ……
Find the 6th term of this sequence.Simplify your answer. [2]
(b) Find the \(n\)th term of the following sequence. [2]
–3 0 5 12 21
| Scheme | Marks | Comments |
|---|---|---|
| (i) 10 | B1 | |
| (ii) \(\dfrac{1}{9}\) | B2 | B1 for sight of one of the following:
|
| Scheme | Marks | Comments |
|---|---|---|
| \(n^2 - 4\) | B2 | B1 for either:
|
| (5) |