Find Exy . [3 ] c) Explain why Sxy cannot be larger than the product of sx and sy. [1 ] Question 8 Two variables, p and q, are connected by the formula p = 120e 0.59 + 80 where q > 0. i) Explain why p > 200. [1] ii) Find the value of q when p = 259. [ 3 iii ) Find -2 and hence find its value when q = 2.4 2 ] b) Solve 2 logsx + logs (2 + ) = 2 (x> 0) [4] V4 2223 NCUK Ltd. 2023 Page 4 of 8 IFYMB004 Maths (Business) Exam MacBook Air