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1. Given f(x) = x +1 -1 find f'(8) using the definition of the derivative as a limit (i.e. without using any differentiation rules). (8 marks)
7. Let f(x) = . Use the definition of the derivative to find f'(2). No marks will be given for the use of any differentiation rules.
1. Given f(x) = Vx+1 -1 find f'(3) using the definition of the derivative as a limit (ie, without using any differentiation rules). (8 marks)
