Matlabwould first computeTF-32, replacing it with a value. Then5/9would be computedand this value would multiply the previously computed value ofTF-32.Easier to understand:TC = (5/9)*(TF-32)•Use multiple statementsConsider the equation:H(s) =s2+ 4s+ 13s3−2s2+ 4s+ 5Matlabcommands:numerator = s^2 + 4*s + 13;denominator = s^3 - 2*s^2 + 4*s + 5;H = numerator/denominator;Special variables:ans: default variable namepi: ratio of circle circumference to its diameter,π= 3.1415926...eps: smallest amount by which two numbers can differinforInf: infinity, e.g. 1/0nanorNaN: not-a-number, e.g. 0/0date: current date in a character string format, such as19-Mar-1998.flops: count of ﬂoating-point operations.Commands involving variables:who: lists the names of defined variableswhos: lists the names and sizes of defined variables
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