Date | May 2016 | Marks available | 5 | Reference code | 16M.1.hl.TZ2.2 |
Level | HL only | Paper | 1 | Time zone | TZ2 |
Command term | Indicate, Sketch, and State | Question number | 2 | Adapted from | N/A |
Question
The function f is defined as f(x)=3x+2x+1, x∈R, x≠−1.
Sketch the graph of y=f(x), clearly indicating and stating the equations of any asymptotes and the coordinates of any axes intercepts.
Markscheme
A1A1A1A1A1
Note: Award A1 for correct shape, A1 for x=−1 clearly stated and asymptote shown, A1 for y=3 clearly stated and asymptote shown, A1 for (−23, 0) and A1 for (0, 2).
[5 marks]
Examiners report
Another standard question. On this occasion, specific coordinates were asked for, so some otherwise good candidates missed out on a couple of marks which they would have gained through greater care.