orianacortes1779 orianacortes1779
  • 25-05-2023
  • Mathematics
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Question 3 (25 marks) (a) Using the definition, calculate the derivative of the function r(s) = √2s+1. Then, find the values of r'(0), r'(1) andr (¹). [8 marks] (b) Given that y = (1 - √)¹. Find y". [7 marks] (c) (i) Prove that e 21+rif z 20. [5 marks] (ii) Use the result in part (i) to show that eª 21+z+ [5 marks]

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