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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, xR, x1.

Sketch the graph of y=f(x), clearly indicating and stating the equations of any asymptotes and the coordinates of any axes intercepts.

Markscheme

M16/5/MATHL/HP1/ENG/TZ2/02/M     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.

Syllabus sections

Topic 2 - Core: Functions and equations » 2.2 » The graph of a function; its equation y=f(x) .
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