Question: 1. A transformed cosine function, given by ?(x) = ? ??? [2x + 60 ] + ? has a maximum value of 9 and a

1. A transformed cosine function, given by ?(x) = ? ??? [2x + 60 ] + ? has a maximum value of 9 and a minimum value of 5. There is no reflection about the x-axis, so that a > 0. a ) [2 marks]Determine the value of c. (a) b) [2 marks ] Determine the value of a. (b) c) [2 marks] List the transformation that was applied to the present function d) [4 marks] Sketch the graph of ?(x) ??? ?(x) . D?? ? {x R | -180 0 s x s 180 } in pencil and paper

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