Find the derivative of using the limit definition.
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Find the derivative of by using the definition of limit.
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)
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)