Foundation November 2019 Paper 1 Q25
25
(a) A geometric progression starts 4 16
Work out the next term. [1 mark]
(b) A Fibonacci-type sequence starts 3 \(-8\)
The sequence is continued by adding the previous two terms.
Work out the next two terms. [2 marks]
| Answer | Mark | Comments |
|---|---|---|
| 64 | B1 | accept \(4^3\) |
Additional guidance
| \(4^3\) and incorrect value given eg \(4^3 = 32\) | B0 |
| Answer | Mark | Comments |
|---|---|---|
| \(-5\) \(-13\) | B2 | condone \(-13\) \(-5\) B1 \(-5\) as first term or ft their first term \(- 8\) |