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Posted: **Thu Jun 30, 2022 9:33 pm**

: Question 4 7 Marks A Let U X Cos 2x 1 Find Functions F G And H Such That Fogoh X U X 2 B Start F 1 (11.7 KiB) Viewed 28 times

Question 4 [7 marks] (a) Let u(x) = cos³(2x + 1). Find functions f, g and h such that (fogoh)(x) = u(x). (2) (b) Start from one of the standard functions and apply transformations to sketch the graph of f(x) = x² - 4x1. (2)