Question: . Question 3 (a) Find the gradient of the function y = (2x3 + x2) at the point x = 2 using chain rule. (7

. Question 3 (a) Find the gradient of the .

Question 3 (a) Find the gradient of the function y = (2x3 + x2) at the point x = 2 using chain rule. (7 marks) (b) The manager of the shipping department has arrived at the cost function of y= x3 - 2x2 - 4x + 4. Find all the stationery points of the function. (13 marks) [Total : 20 Marks]

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