8. [5 marks] Find the revalue of the point on the curve y = 9 61 closest to the point 9. [5 marks] Let f(z) = 5'12\"? Find all local extrema, and indicate clearly if each is a (2 ,2). local maximum or a local minimum. Student number: Student number: 2. [5 marks] Find all the values of c such that 3. [5 marks] Let f(x) = 2x2 + 3x - 1. Use a definition of the derivative to find f'(0). No credit will be given for solutions using differentiation rules, but you can use those to check = 22 +2 ifasc f (z) = 1 4x - 1 ifx > c your answer. is continuous. Answer: Answer: Student number: Student number: 5