Mathematics STANDARD level Paper 1

M13/5/MATME/SP1/ENG/TZ1/XX
mathematics
STANDARD level
Paper 1
Thursday 9 May 2013 (afternoon)
instructions to candidates
 Write your session number in the boxes above.
 Do not open this examination paper until instructed to do so.
 You are not permitted access to any calculator for this paper.
 Section A: answer all questions in the boxes provided.
on the front of the answer booklet, and attach it to this examination paper and
your cover sheet using the tag provided.
 Unless otherwise stated in the question, all numerical answers should be given exactly or
correct to three significant figures.
 A clean copy of the Mathematics SL information booklet is required for this paper.
 The maximum mark for this examination paper is [90 marks].
11 pages
1 hour 30 minutes
Examination code
2 2 1 3 – 7 3 0 3
Candidate session number
0 0
0 1 1 2
22137303– 2 – M13/5/MATME/SP1/ENG/TZ1/XX
Full marks are not necessarily awarded for a correct answer with no working. Answers must be supported
by working and/or explanations. Where an answer is incorrect, some marks may be given for a correct
method, provided this is shown by written working. You are therefore advised to show all working.
Section a
Answer all questions in the boxes provided. Working may be continued below the lines if necessary.
1. [Maximum mark: 6]
Consider the vectors
2
3
     
= − a and
1
4
  =    
b .
(a) Find
(i) 2a b + ;
(ii) 2a b + . [4 marks]
Let 2a b c 0 + + = , where 0 is the zero vector.
(b) Find c . [2 marks]
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