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Date May 2013 Marks available 6 Reference code 13M.1.sl.TZ2.3
Level SL only Paper 1 Time zone TZ2
Command term Complete Question number 3 Adapted from N/A

Question

Consider the numbers 3, −5 , \(\sqrt{7}\), \(2^{−3}\) and 1.75.

Complete the table below, placing a tick () to show which of the number sets, \(\mathbb{N}, \mathbb{Q} {\text{ and }} \mathbb{R}\) these numbers belong to. The first row has been completed as an example.

Markscheme

    

(A1) for \(\mathbb{N}\) column correct.

(A2) for \(\mathbb{R}\) column correct, award (A1) if one is missing, award (A0) if two or more missing.

(A3) for \(\mathbb{Q}\) column correct, award (A2) for two correctly placed and no extra entries, award (A1) for one correctly placed and no extra entries or placed in all entries.     (A6)     (C6)

 

Examiners report

[N/A]

Syllabus sections

Topic 1 - Number and algebra » 1.1 » Natural numbers, \(\mathbb{N}\) ; integers, \(\mathbb{Z}\) ; rational numbers, \(\mathbb{Q}\) ; and real numbers, \(\mathbb{R}\) .

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