This is my 5th time posting this question. Please answer this by handwriting.

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6 QUESTION 3 (POI, CO1, C2) The pressure in an effluent flow pipe from a manufacturing plant is given by the following equation: P(t) = 2 +1.5sin(St) Based on this equation, with initial value of t; = 0.5 recommend the method that needs to be used to determine t where the pressure is minimum and solve. (Hint: it is acceptable if the approximate percentage of error less than 1%). (10 marks)