Exam (elaborations) MATH 1512 (4)

Please write clearly in black ink. Do not write in the barcodes. First name(s) Last name Centre number Candidate number INSTRUCTIONS • Use black ink. You can use an HB pencil, but only for graphs and diagrams. • Write your answer to each question in the space provided in the Printed Answer Booklet. You can use extra paper if you need to, but you must clearly show your candidate number, the centre number and the question numbers. • Answer all the questions. • Where appropriate, your answer should be supported with working. Marks might be given for using a correct method, even if your answer is wrong. • Give non-exact numerical answers correct to 3 significant figures unless a different degree of accuracy is specified in the question. • The acceleration due to gravity is denoted by g m s–2. When a numerical value is needed use g = 9.8 unless a different value is specified in the question. INFORMATION • The total mark for this paper is 100. • The marks for each question are shown in brackets [ ]. • This document has 16 pages. ADVICE • Read each question carefully before you start your answer. OCR is an exempt Charity Turn over © OCR 2021 [603/1038/8] DC (RW/CB) 305917/2 *H24003* Monday 18 October 2021 – Afternoon A Level Mathematics A H240/03 Pure Mathematics and Mechanics Printed Answer Booklet Time allowed: 2 hours Oxford Cambridge and RSA ** 2 © OCR 2021 Section A: Pure Mathematics 1 y x O 2(a) 3 © OCR 2021 Turn over 2(