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Q1) Give short answers to the following questions. a) Given the function f(x)=-4x-9, would you prefer to use fzero or roots function? Explain. [2

Q1) Give short answers to the following questions. a) Given the function f(x)=-4x-9, would you prefer to use fzero or roots function? Explain. [2 marks] b) Why is matrix multiplication generally not commutative? [2 marks] hat do the different values of coefficient of determination mean? [2 marks] Page 1

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