OCR A LEVEL Mathematics B PAPER 3 2023 (H640/03: Pure Mathematics and Comprehension)

OCR A LEVEL Mathematics B PAPER 3 2023 (H640/03: Pure Mathematics and Comprehension). DOWNLOAD OFFICIAL AND VERIFIED OCR A LEVEL Mathematics B PAPER 3 2023 on Hackedexams.com INSTANTLY. 1 In this question you must show detailed reasoning. The obtuse angle i is such that sin 13 2 i = . Find the exact value of cos i. [3] 2 The straight line y x5 2= - is shown in the diagram. y O x (a) On the copy of the diagram in the Printed Answer Booklet, sketch the graph of y x5 2= - . [1]