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Q1. ( (a) Find dy for the following functions. dx (i) y = ex-tanx (3 marks) (ii) In (2x -1) y = (4 marks) V2x

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Q1. ( (a) Find dy for the following functions. dx (i) y = ex-tanx (3 marks) (ii) In (2x -1) y = (4 marks) V2x -1 (b) Given y = sin (2x3 ). (i) Find and d'y in terms of x . dx dx 2 (5 marks) (ii) Hence, find the value of c if x d' y 2 dy "+36x y = c. da2 (3 marks) dx

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