041 Time: 3 Hours 1 . 2 . 3 4 . . 5 6 . . 7 I 301041 ll 100017 THE UNITED REPUBLIC OF TANZANIA NATIONAL EXAMINATIONS COUNCIL OF TANZANIA CERTIFICATE OF SECONDARY EDUCATION EXAMINATION BASIC MATHEMATICS Answe all questions For ( Both School and Private Candidates) Instructions This paper consists of sections A and B with a total of fourteen (14) questions. Each question in section A carries six (06) marks while each question in section B carries ten (10) marks. All necessary working and answers for each question must be shown clearly. NECTA mathematical tables and non- calculator may be used. Year: 2023 All communicatio devices and any unauthorise materials are not allowed in the examination room. Write your Examination Number on every page of your answer booklet(s) Page l of6 Csee2027 Find this and other free resources at: https://maktaba.tetea.org

14 . ( a) b) ( A function is defined on the set of integers as f() = ( i) ii) ( Find the values of f(4) and f-5). State the domain and range of f(x). -2 if 0 xs5 < x+lif -6<x< The Air Tanzania Company wants to buy twO types of airplanes, A and B. YPe 1 h Tequires 6 dam of parking space, type B requires 2 dam of parking space while the Ompany nas 60 dam of parking space available. Also the company has 480 billion Snlllings and the cost for buying airplanes of type A and type B are 20 billion shillings and 30 billion shillings respectively. Find the greatest number of airplanes the company can buy. Page 6 of 6 Find this and other free resources at: https://maktaba.tetea.org