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 5 likes, 0 dislikes Factorise:   (a) 2l+2w   (b) 12x+32y   (c) 6x^2+2x+10x^3   (d) 2x y^2+x y^2z+3x y   (e) -2a b^2-4a^2b 09 November 2015 · P Botha · 0 marks · 0 mins The question below has reference material. View the reference material and all the questions based on it. 0 likes, 1 dislikes 1.   Calculate the mean number of followers per celebrity. Round your answer the the nearest thousand.                                                                                                                  (3) 2.    Determine the median number of followers. Round your answer the the nearest whole number.                                                                                                                     (3) 3.    Oprah Winfrey lies at the first quartile. This means that  (select the correct option): (a)  25% of the celebrities have less followers than her. (b)  75% of the celebrities have less followers than her.        (1) 02 January 2015 · Brenda Joao · 7 marks · 5 mins The question below has reference material. View the reference material and all the questions based on it. 1 likes, 0 dislikes 1.      Calculate the total number of Facebook users (A) in South Africa at the end of March 2011.                                                                                                                          (2) 2.      How many male users (B) were there in June 2011?                                                  (2) 3.      Facebook had 3 778 580 users at the end of June 2011.  The number of users has increased to 4 036 460 at the end of July 2011. Calculate the percentage increase in users. Round your answer to one decimal place.                                      (4) 4.      Express the number of male users in May 2011 as a percentage of the number of female users in May 2011.        (2) 5.      Many Facebook users are becoming disenchanted with the network and feel that their privacy is violated. As a result they have deregistered as Facebook users. This phenomenon can also be detected among South African users. During which month did the number of users decrease?                                                                  (1) 02 January 2015 · Brenda Joao · 11 marks · 10 mins 5 likes, 0 dislikes a) Draw a magnetic field diagram to show the force of repulsion between two bar magnets.                                                                                       (4) b)  Describe the magnetic field directly between the two magnets.  (1) 26 September 2013 · pardeeplal · 5 marks · 5 mins 13 likes, 2 dislikes In the circuit below, one lamp breaks, causing all the other lamps to go out.  Which lamp breaks? A. A B. B C. C D. D 08 June 2013 · JOHNSON BADZA · 2 marks · 1 mins 1 likes, 0 dislikes EFGH is a parallelogram with vertices E(-1;2), F(-2;-1) and G(2;0). Find the co-ordinates of H by using the fact that the diagonals of a parallelogram bisect each other. 23 April 2013 · Johan Linde · 0 marks · 0 mins 2 likes, 0 dislikes Distinguish between the three business environments. 02 April 2013 · Carder Tregonning · 6 marks · 3 mins 4 likes, 0 dislikes Factorise completely: 3x^2+17x-6 7x^2-6x-1 8x^2-6x+1 6x^2-15x-9 26 June 2012 · Nicola du Toit · 0 marks · 0 mins 2 likes, 0 dislikes Find the factors of the following trinomial expressions: a) 3x^2+19x+6 b) 6x^2+7x+1 c) 12x^2+8x+1 d) 8x^2+6x+1 26 June 2012 · Nicola du Toit · 0 marks · 0 mins 2 likes, 0 dislikes Write the following expressions in factorised form: a) x^2-2x-15 b) x^2+2x-3 c) x^2+2x-8 d) x^2+x-20 e) x^2-x-20 f) 2x^2+22x+20 26 June 2012 · Nicola du Toit · 0 marks · 0 mins
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