Q18 only ( show calculation)

X + swinburne.instructure.com/courses/40475/assignments/468615?return_to=https%3A%2F%2Fswinburne.instructure.com%2Fcalendar%23view_name%3Dmonth%26view_start%3D2022-06-07 12 OffS Primary Q17 & Q18 $1 2022.pdf & Download i Info X - ZOOM + (8 marks) QUESTION 18 Given that, for a function f (x, y), of = 4x - 3y, of = -3x + 8y ax ay and x(u, v) = cosh v, y (u, v) = ue" of evaluate e au (in terms of u and V), using the following chain rule formula: of afax ,of dy du Tay du (4 marks) END OF QUESTIONS