Date | May 2019 | Marks available | 4 | Reference code | 19M.2.AHL.TZ1.H_4 |
Level | Additional Higher Level | Paper | Paper 2 | Time zone | Time zone 1 |
Command term | Find and State | Question number | H_4 | Adapted from | N/A |
Question
The function is defined by , .
Write down the range of .
[1]
a.
Find , stating its domain.
[4]
b.
Markscheme
* This question is from an exam for a previous syllabus, and may contain minor differences in marking or structure.
≥ 3 A1
[1 mark]
a.
(M1)
Note: Exchange of variables can take place at any point.
(A1)
, ≥ 3 A1A1
Note: Allow follow through from (a) for last A1 mark which is independent of earlier marks in (b).
[4 marks]
b.
Examiners report
[N/A]
a.
[N/A]
b.